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Highlight IDTitleStrategic Program Area(s)YearStation
Photo of Tactical shelter door made using 3D engineered fiberboard made from laminated paper. John Hunt, USDA Forest Service
ID: 582
3D Engineered Panels from Laminated Paper Composites have Broad Potential

Forest Service researchers are studying the use of high-strength laminated paper composite material as a low-cost replacement for aluminum and s ...

Principal Investigator : John F. Hunt

Resource Management and Use2014FPL
Photo of Cellulose nanofibril smart sponge absorbs oil which is floating on the top of water. Bryce Richter, University of Wisconsin
ID: 579
A "Smart Sponge" Soaks Up Pollutants

This "smart sponge" is one of a number of applications under development for the tiny wood fibers known as cellulose nanofibrils (CNF). The fibe ...

Principal Investigator : Zhiyong Cai

Resource Management and Use2014FPL
Photo of Mountain pine beetle damage. Daniel Miller, USDA Forest Service
ID: 693
A 25-Year History of Forest Disturbance and Cause in the United States

Understanding trends in forest disturbance caused by fire, harvest, stress, weather, and conversion is important for many forest management deci ...

Principal Investigator : Gretchen Moisen

Inventory and Monitoring2014RMRS
Photo of Rock skullcap flower. Ronald A. Polgar, USDA Forest Service
ID: 610
A Globally Rare Plant's Response to Fire

The resiliency of rock skullcap, a globally rare plant, was studied by a Forest Service scientist working with a National Forest System ecologis ...

Principal Investigator : Cynthia Huebner

Inventory and Monitoring2014NRS
Photo of Longleaf pine communities are one of the most diverse ecosystems outside the tropics. William D. Boyer, USDA Forest Service
ID: 715
A Roadmap to Recovery for Degraded Longleaf Pine Plant Communities

Less than 3 percent of the historical longleaf pine ecosystem remains; although much of the southeastern United States has the potential for rec ...

Principal Investigator : Joan L. Walker

Resource Management and Use2014SRS
Photo of Loblolly pine is frequently harvested for use as a biofuel. Erich Vallery, USDA Forest Service
ID: 727
A Simple Technique to Improve Woody Biomass Quality

The commercial markets for biofuels and bio-based products will require cost-competitive raw materials to compete with rival energy sources. The ...

Principal Investigator : John Klepac

Resource Management and Use2014SRS
Photo of An emerald ash borer larva feeding under the bark of an ash tree. Leah Bauer, USDA Forest Service
ID: 631
A suite of Introduced and Native Enemies Reduces Populations of the Emerald Ash Borer

Originally from Asia, the emerald ash borer (EAB) is an invasive wood-boring beetle that attacks and kills ash trees in the United States. The l ...

Principal Investigator : Leah Bauer

Invasive Species2014NRS
Photo of Henson Creek, a high-elevation stream located in a multiple use watershed within Coweeta Hydrologic Laboratory, Otto, N.C. Darlene Madarish, USDA Forest Service
ID: 626
A Tale of Nitrogen Retention From Two Watersheds

Because elevated nitrogen loading can impair terrestrial and aquatic ecosystems, understanding the origins, retention, and export of nitrogen fr ...

Principal Investigator : Mary Beth Adams

Water, Air, and Soil2014NRS
Photo of Blue blooms of native California lilac, and other native shrubs form part of a one-mile hedgerow in Yolo County, California. Hedgerows, an agroforestry practice, increase pollination activity from native bees and provide crop protection by harboring beneficial native insects over crop pests by a margin of three to one. Jessa Cruz, Xerces Society
ID: 746
A Win-Win on Agricultural Lands: Creating Wildlife Habitat Through Agroforestry

Over 50 percent of land use in the U.S. is dedicated to agricultural production. Farms and ranches are therefore a critical piece in the conserv ...

Principal Investigator : Gary Bentrup

Wildlife and Fish2014WO
Photo of Natural resource professionals discuss how forests can adapt to climate change. Photo courtesy of Eli Sagor, Sustainable Forests Education Cooperative. Science teachers visit an adaptation demonstration project developed by the Bad River Natural Resources Department, Bureau of Indian Affairs, and Northern Institute of Applied Climate Science. Photo courtesy of G-WOW team. Eli Sagor, Sustainable Forests Education Cooperative.
ID: 602
Adaptation Demonstrations Provide Real World Examples of Climate Change Response

Climate change will have long-term effects on forest ecosystems, and the services they provide. High-quality scientific information is critical, ...

Principal Investigator : Chris Swanston

Resource Management and Use2014NRS
Photo of Students from the Agroforestry Academy learn about growing shiitake mushrooms on wood from a nearby timber stand improvement thinning. These students were a part of the August 2014 Agroforestry Academy held at Winona, MN. Richard Straight, USDA Forest Service
ID: 749
Agroforestry Academy 2014

The Agroforestry Academy 2014 provided a week-long training for 30 natural resources technical service providers from seven states in the Upper ...

Principal Investigator : Richard Straight

Resource Management and Use2014WO
Photo of Avian survey in agricultural mosaic, northern Nicaragua. Gerald P. Bauer, USDA Forest Service
ID: 595
Agroscapes Combined with Preserved Forest Remnants Promote Biodiversity at Local and Landscape Levels

Agroecological practices and resultant agroscapes, coupled with the preservation of forest remnants, have a positive impact on local biodiversit ...

Principal Investigator : Wayne J. Arendt, PhD

Wildlife and Fish2014IITF
Photo of Emissions from a waterside facility, contributing to air pollution. USDA Forest Service
ID: 604
Air Pollution as a Psychosocial Stressor

A Forest Service scientist and her research partners found that air pollution contributes to physical and psychosocial conditions that act as co ...

Principal Investigator : Michelle Kondo, Ph.D.

Water, Air, and Soil2014NRS
Photo of Economic costs of fighting the largest fires are increasing. Georgia Forestry Commission
ID: 732
Analyzing How to Increase Fireline Production Efficiency

Operational data on fireline production rates are generally lower than the rates identified by expert panel estimates. This study found the lowe ...

Principal Investigator : Thomas P. Holmes

Wildland Fire and Fuels2014SRS
Photo of Black ash stand in swampy land on the Chippewa National Forest near Cass Lake, Minnesota. Louis Iverson, USDA Forest Service
ID: 600
Ash Trees at the Confluence of Two Threats: Emerald Ash Borer and Climate Change

Black ash, the iconic wetland species of the Northwoods, is threatened by both the emerald ash borer and changing climate. What tree species mig ...

Principal Investigator : Louis Iverson

Invasive Species
Water, Air, and Soil
Photo of Wood and Timber Condition Assessment Manual. Tivoli Gough, USDA Forest Service
ID: 583
Assessment Manual for Timber Structures Helps Building Inspectors

The Wood and Timber Condition Assessment Manual is an extremely valuable resource for wood design professionals. Forest Service scientists are ...

Principal Investigator : Robert J. Ross

Resource Management and Use2014FPL
Photo of A plain pocketbook mussel (Lampsilis cardium) with the lure it uses to draw fish close enough to deposit larvae in their gills as part of its unique reproductive cycle. Wendell Haag, USDA Forest Service
ID: 706
Assessment of conservation strategies for North American freshwater mussels.

North America has the most diverse freshwater mussel fauna on Earth, but over half of the 300 native species are in danger of extinction. Extens ...

Principal Investigator : Wendell R. Haag

Wildlife and Fish
Water, Air, and Soil
Photo of Across much of the U.S., wildfires are likely to become larger, more intense, and increasingly difficult to contain with climate change. Andrew J. Boone, South Carolina Forestry Commission
ID: 721
Assessment of the Interaction of Climate Change, Fire, and Forests in the U.S. Published

Fire has been one of the most frequent and severe disturbances to ecosystems globally and, as such, one of the major regulators of forest compos ...

Principal Investigator : Chelcy F. Miniat

Wildland Fire and Fuels2014SRS
Photo of Beargrass in bloom. Chris Schnepf, Univestiy of Idaho
ID: 660
Beargrass, Long Treasured by Native Americans, Faces Pressure from the Commercial Floral Industry

Leaf harvest by the floral industry is causing shifts in disturbance within beargrass habitat.

Principal Investigator : Susan Stevens Hummel

Resource Management and Use2014PNW
Photo of Scenic views from San Jacinto Wilderness, San Bernardino National Forest. José J. Sánchez, USDA Forest Service
ID: 687
Benefits and Losses of Wildfires on the San Jacinto Wilderness

Forest Service scientists discovered that recently burned landscapes are attractive to forest recreationalists. This information can help fire m ...

Principal Investigator : Jose J. Sanchez

Outdoor Recreation
Wildland Fire and Fuels
Photo of Loblolly pine is an economically significant species in the southern U.S. David Stephens
ID: 720
Best Map Yet of the Pine Genome

Southern pine plantations supply 60 percent of wood products in the United States and 18 percent worldwide. These percentages can increase with ...

Principal Investigator : C. Dana Nelson

Resource Management and Use2014SRS
Photo of The 20 States bounded by Maine, Maryland, Missouri and Minnesota comprise the most heavily forested and most densely populated quadrant of the United States.  This landscape view from southern Maine illustrates the beauty of those forests and the uniformity of the forest age structure.  That uniformity is a potential problem because it means northern forests lack diversity and resilience. Dan Dey, USDA Forest Service
ID: 643
Big Changes Ahead Expected for Northern Forests

Northern Forests, those in the 20 states bounded by Maine, Maryland, Missouri, and Minnesota, are in for some big changes in the next 50 years. ...

Principal Investigator : Stephen R. Shifley

Invasive Species
Resource Management and Use
Photo of Ailanthus tree inoculated with wilt fungus. Note drooping and wilting foliage. Joanne Rebbeck, USDA Forest Service.
ID: 620
Biocontrol Agent for the Invasive Ailanthus Tree To Be Tested

Forest Service scientists are studying a North American fungus that selectively kills ailanthus trees. Test sites were selected in Ohio forests ...

Principal Investigator : Joanne Rebbeck

Invasive Species2014NRS
Photo of An image of an established windbreak on a farm in Colorado. USDA Forest Service
ID: 748
Biomass Equations for Agroforestry's Working Trees

A collaboration between the Forest Service and the University of Nebraska is providing a basis for determining the most efficient and accurate w ...

Principal Investigator : Michele Schoeneberger

Water, Air, and Soil2014WO
Photo of Study findings showed the Ovenbird (Seiurus aurocapilla) had significantly increasing numbers since 1995 in three National Forests: Chippewa, Superior and Chequamegon-Nicolet.  In addition, the Ovenbird and Red-eyed Vireo were the two most abundantly recorded species in the Chippewa and Chequamegon-Nicolet National Forests. Common species such as the Ovenbird tended to occur in many forest cover types, but most commonly in upland hardwood forests. Jon Swanson
ID: 644
Bird Monitoring in the Western Great Lakes National Forests Shows Stabilized Breeding Bird Populations

The results from 20 years of forest bird monitoring in four national forests in Minnesota and Wisconsin show positive trends in breeding bird po ...

Principal Investigator : Brian R. Sturtevant

Wildlife and Fish2014NRS
Photo of A new book provides land managers and policy makers with key information about the potential impacts of climate change on southern forest ecosystems. Sarah Farmer, USDA Forest Service
ID: 734
Book Published to Help Managers of Southern Forests Cope with the Effects of Climate Change

Resource managers and policy makers require new insights into the implications of a rapidly changing climate on forest ecosystems and their valu ...

Principal Investigator : James Vose

Invasive Species
Wildland Fire and Fuels
Outdoor Recreation
Resource Management and Use
Wildlife and Fish
Water, Air, and Soil
Photo of On the leaf is a normal tree compared to a tree with a chromosomal break that leads to altered wood development and growth habit. On the right is a diagram showing the precise location of the chromosome break. The genes responsible for the wood and growth habit changes reside in this region, and can now be studied in detail. Andrew Groover, USDA Forest Service
ID: 689
Breakthroughs in Poplar Genomics Improve Bioenergy Feedstock Options

Developing fast growing poplar cultivars for biofuels production is a major step towards renewable, tree-based energy. Optimal properties of sho ...

Principal Investigator : Andrew T. Groover

Resource Management and Use2014PSW
Photo of Contrasting low (left) and high (right) stocking in ponderosa pine forest in Taylor Woods, Fort Valley Experimental Forest. Alessandra Bottero, University of Minnesota
ID: 613
Building Forests That are Adapted to Drought

Climate change models predict increased summer droughts throughout much of the United States. Forest Service scientists are showing that silvicu ...

Principal Investigator : Brian J. Palik, PhD

Resource Management and Use2014NRS
Photo of Forest Service scientists Alan Rudie (left) and Richard Reiner stand with cellulose nanocrystals manufactured at the Forest Products Laboratory. Steve Schmieding, USDA Forest Service
ID: 578
Cellulose Nano-enabled Products: Applications and Volume Estimates

Cellulose nanomaterials are the next big (albeit, small) thing in wood. They can be combined in numerous ways to change the way many products wo ...

Principal Investigator : Ted Bilek

Resource Management and Use2014FPL
Photo of The seed pathogen known as
ID: 703
Cheatgrass Biocontrol with "Black Fingers of Death"

Understanding the effects of slow-growing versus fast-growing pathogen strains may be the key to successfully slow down or stop cheatgrass seed ...

Principal Investigator : Susan E. Meyer

Invasive Species2014RMRS
Photo of Mean Keetch-Byram Drought Indices for May (left) and June (right), where (a) and (b) reflect recent historical values and (c) and (d) show future values. (e) and (f) display the difference maps for both months, where recent historical values are subtracted from future values. USDA Forest Service
ID: 709
Climate Change and Associated Fire Potential for the Southeastern United States in the 21st century

This study examines how fire potential may change in the Southeast during the 21st century. While previous studies have focused on changes in ju ...

Principal Investigator : Scott Goodrick

Wildland Fire and Fuels
Water, Air, and Soil
Photo of View of vegetative recovery five years after fire on a Colorado Plateau site includes scattered mountain big sagebrush plants that grew from seeds that survived the fire. These young plants are just large enough to begin producing seeds. Plant density on this site is sufficient to support a prediction of full sagebrush recovery in 25-35 years after the fire. Stanley G Kitchen, USDA Forest Service
ID: 704
Climate Regulates Mountain big Sagebrush Recovery After Fire

Wildland fire plays a key role in shaping natural communities on semi-arid landscapes around the world. The composition and structure of plant c ...

Principal Investigator : Stanley G. Kitchen

Wildland Fire and Fuels2014RMRS
Photo of Larvae of emerald ash borer on an ash tree from which the bark had been peeled in April 2014. The larvae are dead (dark brown instead of cream), killed during the winter of 2013-14. Robert C. Venette, USDA Forest Service
ID: 645
Cold Winter Temperatures Set Emerald Ash Borer Back in Minnesota

Emerald ash borer is the most devastating nonnative insect pest of trees in the United States. Overwintering larvae are unable to survive the w ...

Principal Investigator : Robert C. Venette

Invasive Species2014NRS
Photo of Mountain pine beetle has killed millions of acres of pine trees, including on the Helena National Forest, Montana. Barbara Bentz, USDA Forest Service.
ID: 697
Combined Effects of a Changing Climate Drive Mountain Pine Beetle Outbreaks

An ideal combination of temperature and precipitation associated with a changing climate are responsible for recent mountai pine beetle populati ...

Principal Investigator : Barbara J. Bentz

Resource Management and Use2014RMRS
Photo of Screen shot of the wood energy fiancial application. USDA Forest Service
ID: 667
Community Biomass Handbook Guides Businesses Seeking to Replace Fossil Fuels with Wood Energy

Available as an eBook, this biomass handbook containes a wood energy financial application that allows users to quickly assess whether wood ener ...

Principal Investigator : Eini C. Lowell

Resource Management and Use2014PNW
Photo of Longleaf pine forests are important ecosystems in the southeastern United States. USDA Forest Service
ID: 713
Comparing Reproduction Techniques for Longleaf Pine Forests

Methods of even-aged management for longleaf pine are well known, but techniques for uneven-aged management have been poorly understood and larg ...

Principal Investigator : Dale Brockway

Resource Management and Use2014SRS
Photo of The Thompson Ridge Fire in the Jemez Mountains, taken from the Valles Caldera Bonca Bonita site (north-central New Mexico). Jeremy Marshall,  USDA Forest Service
ID: 694
Comprehensive Inventory of Forest Health Trends in New Mexico

The public, forest managers, and scientists now have the most comprehensive inventory of forest health trends in New Mexico's history. The repor ...

Principal Investigator : Sara A. Goeking

Inventory and Monitoring2014RMRS
Photo of House under construction in the framing stage. Michael Luckado
ID: 646
Construction-Sector Developments in Europe, 2012-2013

A Forest Service scientist has analyzed the United Nations Economic Commission for Europe area's housing construction market.

Principal Investigator : Delton Alderman

Resource Management and Use2014NRS
Photo of A prescribed fire burning in the New Jersey Pinelands.  Recovery following prescribed fires is rapid, and over a ten-year period burned stands sequestered twice the amount of carbon compared to stands defoliated by invasive insects. Michael Gallagher, USDA Forest Service
ID: 647
Contrasting Effects of Invasive Insects and Fire on Forest Carbon Dynamics

Forest Service scientists quantified rates of carbon sequestration and water use by forests before and after invasive insect defoliation and pre ...

Principal Investigator : Ken Clark

Water, Air, and Soil
Wildland Fire and Fuels
Photo of While deep-forest birds avoided gas-oil wells on the Allegheny National Forest, generalist species (such as the American robin whose nest is visible on this pump jack) increased with increasing well density. Scott Stoleson, USDA Forest Service
ID: 648
Conventional Oil and Gas Development Alters Songbird Communities

A Forest Service scientist and partners found that as the density of oil and gas wells increased, the amount of core forest habitat decreased sh ...

Principal Investigator : Scott H. Stoleson

Wildlife and Fish2014NRS
Photo of Blackgum trees are one of the species whose ranges may shift. Vern Wilkins,  Indiana University
ID: 742
Cooperation Leads to Continued Research on Tree Range Shifts in the Eastern U.S.

In an attempt to understand the potential impact of climate change on tree species ranges in the eastern U.S., teams of researchers from the For ...

Principal Investigator : Christopher M. Oswalt

Resource Management and Use
Inventory and Monitoring
Photo of  Gary Bentrup, landscape planner from the USDA National Agroforestry Center, gives a presentation July 28, 2014, on Capitol Hill, on the role trees play in urban agriculture. seminar sponsored by the National Coalition for Food and Agricultural Research. Tom Van Arsdall, National Coalition for Food and Agricultural Research.
ID: 747
Cornucopia in the Cities: Growing Urban Agriculture with Trees

Advances in research show how incorporating trees in urban landscapes contributes to diverse sustainable systems for growing food in cities that ...

Principal Investigator : Gary Bentrup

Resource Management and Use2014WO
Photo of An adult goldspotted oak borer, an exotic insect threatening red oaks in California. T.W. Coleman, USDA Forest Service
ID: 685
Delimiting the invaded range of the goldspotted oak borer, a threat to red oaks in California and Oregon

The goldspotted oak borer, Agrilus auroguttatus, traveled in infested firewood from southeastern Arizona into southern California where it is ki ...

Principal Investigator : Steven J. Seybold

Invasive Species2014PSW
Photo of Smoke from the King Fire on the El Dorado National Forest. NASA
ID: 677
Delivery of Smoke Science to Incident Operations

Forest Service scientists, working with the Washington Office Fire and Aviation Management to support the Wildland Fire Air Quality Response Pro ...

Principal Investigator : Sim Larkin

Wildland Fire and Fuels
Water, Air, and Soil
Photo of Floral scents are captured by enclosing flowers in clear plastic cups and pulling air out of the cups through an odor trap. Scientists found that drought changed the smell of all four species studied and reduced pollinator visitation to three of the four plant species. Justin B. Runyon, USDA Forest Service
ID: 699
Drought Stress Changes Floral Scent and Reduces Pollinator Visitation

Pollinators assist 80 percent of flowering plants in their reproduction, which accounts for much of the food ingested by humans and wildlife. Th ...

Principal Investigator : Justin B. Runyon

Resource Management and Use2014RMRS
Photo of Harvest for woody biofuels. Anthony D'Amato, University of Minnesota
ID: 622
Ecological Limits to Biomass Harvesting

Removing forest biomass for fuel can provide an alternative to fossil fuels and may mitigate atmospheric carbon dioxide increases, but it may ch ...

Principal Investigator : Brian J. Palik, PhD

Resource Management and Use2014NRS
Photo of A radio-collared Carolina northern flying squirrel. Corrine A. Diggins, Virginia Polytechnic Institute & State University.
ID: 615
Elusive Carolina Northern Flying Squirrels in Red Spruce Forests Face Survival Challenges

The endangered Carolina northern flying squirrel is a secretive, nocturnal species and not much is known about its behavior and ecology. Forest ...

Principal Investigator : Jane Rodrigue

Wildlife and Fish2014NRS
Photo of Nanocellulose (upper left), an engineering plastic (upper right), and compound made from them (center). Test specimens made from the compound (bottom). Craig Clemons, USDA Forest Service
ID: 580
Enhancing High-Performance Plastics with Nanocellulose

Forest Service scientists are using nanocellulose to improve the performance of engineering plastics. By applying advanced processing methods, t ...

Principal Investigator : Craig M. Clemons

Resource Management and Use2014FPL
Photo of Report cover. USDA Forest Service
ID: 616
Estimating Greenhouse Gas Fluxes in Managed Forests

Forests have an important role in reducing greenhouse gases in the atmosphere. Forest Service scientists wrote the forestry chapter in a recent ...

Principal Investigator : Coeli Hoover

Inventory and Monitoring
Water, Air, and Soil
Photo of Map of invasives across the Northern U.S.  Cassandra Kurtz, USDA Forest Service
ID: 612
Examining the Spread of Invasive Species Using Data from the Forest Inventory and Analysis Program

Invasive plant species threaten the integrity of our ecosystems and cost billions of dollars in damages and removal costs annually. Forest Servi ...

Principal Investigator : Cassandra Kurtz

Invasive Species
Inventory and Monitoring
Photo of Wildland fire can have destructive ecological and social effects.  Georgia Forestry Commission
ID: 730
Examining Trade-offs in Wildland Fire Management Decisions

Reducing or mitigating the negative effects of wildland fire is a major priority in communities all across the United States and must be address ...

Principal Investigator : Danny C. Lee

Wildland Fire and Fuels
Resource Management and Use
Photo of Male Asian longhorned beetle choosing the branch with the sex trail pheromone Melody Keena, USDA Forest Service
ID: 605
Female Asian Longhorned Beetles Lure Mates With a Trail of Sex Pheromone

Female Asian longhorned beetles lure males to their locations by laying down a sex-specific pheromone trail on the surfaces of trees. This find ...

Principal Investigator : Melody Keena

Invasive Species2014NRS
Photo of High-risk cargo is unloaded from containers after arrival at U.S. ports of entry and inspected for pests. Shown here is one of the special inspection warehouses used at the port of Long Beach, Calif. Bob Haack, USDA Forest Service
ID: 596
Fewer Pests Found in Wood Packaging Material Following New International Standards

Wood packaging material such as pallets and crating must now be treated for pests prior to export when used in international trade. A Forest Se ...

Principal Investigator : Robert A. Haack

Invasive Species2014NRS
Photo of Fire damaged logs from the Fernow Experimental Forest in West Virginia were transported to the mill for processing and analysis of potential losses in volume and quality. Jan Wiedenbeck, USDA Forest Service.
ID: 619
Fire in my hardwood forest... is my investment in my family's future lost

Does the idea "What doesn't kill you makes you stronger" apply when a low- to medium-intensity wildfire or prescribed fire has run through a har ...

Principal Investigator : Janice (Jan) K. Wiedenbeck

Resource Management and Use
Wildland Fire and Fuels
Photo of A screen shot of FireBuster 1-km run results showing surface wind speed (in color) and wind vector forecast for the area around Berardo Fire on Aug. 13, 2014 (lower-left of the map), about 5 miles south of Escondido, CA. The map shows 38th hour forecasted weather validated at 7 p.m. Pacific Standard Time, August 14, 2014. Signature Santa Ana wind was from the east and modified by the terrain. The forecasted weather and wind were validated well against those corresponding Remote Automatic Weather Stations of San Pasqual (near center of the map) and Goose Valley (right), respectively, at this particular hour, as well as during the entire 72-hour forecast. John Benoit, USDA Forest Service
ID: 681
FireBusting Weather Forecasts

FireBuster is a new web tool to produce timely, detailed 72-hour high-resolution forecasts of fire weather in mountainous areas over Southern Ca ...

Principal Investigator : Shyh-Chin Chen

Wildland Fire and Fuels2014PSW
Photo of Augochlora pura was the most abundant bee species in the canopy. Sam Droege, USGS
ID: 743
Forest Bees are More Active in the Canopy Than Near the Ground in the Southeastern U.S.

Results from one of the first studies to investigate how bees are vertically distributed in temperate deciduous forests suggest these insects ar ...

Principal Investigator : Michael Ulyshen

Wildlife and Fish2014SRS
Photo of Shaded coffee plantation under pine forest. Thomas Brandeis, USDA Forest Service
ID: 729
Forest Management Economics for Private Forest Landowners in Honduras

This work will help improve private landowner participation and livelihood through an economic assessment of forest management needs and recomme ...

Principal Investigator : Consuelo Brandeis

Resource Management and Use2014SRS
Photo of Landscape photograph of the Missouri Ozark forests. Dan Dey, USDA Forest Service
ID: 609
Forest Management Guidelines Help Improve and Sustain Missouri's Forest Resources

Missouri landowners and resource managers need state-of-the-art, science-based knowledge of forest management planning, silviculture, and best m ...

Principal Investigator : Daniel C. Dey, Dr.

Inventory and Monitoring
Resource Management and Use
Water, Air, and Soil
Outdoor Recreation
Invasive Species
Wildland Fire and Fuels
Photo of U.S. forest ownership map. Jake Hewes, USDA Forest Service
ID: 628
Forest Ownership Map of the Conterminous United States

Nearly two-thirds of the forests of the conterminous U.S. are privately owned, not publicly owned, as many assume. To help clear up this underst ...

Principal Investigator : Brett J. Butler

Inventory and Monitoring2014NRS
Photo of A stand of grand fir and Douglas-fir in eastern Oregon. Dave Powell, USDA Forest Service
ID: 665
Forest restoration efforts yield climate benefits

In Douglas-fir and true-fir dominated dry mixed-conifer forests of the northwest, implementing selective harvest and surface fuel treatments gen ...

Principal Investigator : Jeremy S. Fried

Resource Management and Use2014PNW
Photo of Nancy Falxa Sonti shows students how to evaluate tree health in the Bronx as part of the Wave Hill mentoring program. Rich Hallett, USDA Forest Service
ID: 657
Forest Service Program Mentors New York City Students in Environmental Science

An innovative research mentorship with a Forest Service scientist gets New York City teens out into the urban woods, learning how to measure for ...

Principal Investigator : Nancy Falxa Sonti

Resource Management and Use2014NRS
Photo of Cover image for Natural Inquirer issue
ID: 659
Forest Service Research on Morel Mushrooms Featured in Natural Inquirer

The Natural Inquirer's monograph series for middle school students and educators showcased a Forest Service researcher's work on local knowledge ...

Principal Investigator : Marla Emery

Resource Management and Use2014NRS
Photo of Firefighters exit area where safety zone sensors were deployed on fire in Nevada in 2014. Dan Jimenez, USDA Forest Service.
ID: 700
Forest Service Researchers Focus on Firefighter Safety

Wildland firefighters continue to be injured or killed in fire entrapments. Past entrapment data indicates that policy changes, work practices, ...

Principal Investigator : Bret W. Butler

Wildland Fire and Fuels2014RMRS
Photo of Eucalyptus stand in South Africa. Donald Owen, California Department of Forestry and Fire Protection
ID: 735
Forest Service Scientists Assess Potential Impacts of Eucalyptus on Water Resources in the Southern U.S.

At the request of the USDA Animal and Plant Health Inspection Service, the Center for Integrated Forest Science led interdisciplinary analyses t ...

Principal Investigator : James Vose

Resource Management and Use2014SRS
Photo of Deciduous forest. Chris Evans, Illinois Wildlife Action Plan
ID: 739
Forests Important in Mitigating Heat-related Mortality

This research seeks to understand the relationship between heat-related illness and forest type and composition. Forest Service scientists exami ...

Principal Investigator : Cassandra Johnson Gaither

Resource Management and Use2014SRS
Photo of Female Ensatina salamander being weighed to access condition. Garth Hodgson, USDA Forest Service
ID: 683
Friends in Low Places: How Salamanders Help Mitigate the Impacts of Climate Change

Woodland salamanders perform a vital ecological service in American forests by slowing the release of carbon in the form of leaf litter on the f ...

Principal Investigator : Hart Welsh

Wildlife and Fish
Water, Air, and Soil
Photo of During a field tour of Heen Latinee Experimental Forest, Alaska, attendees learned about ongoing research on yellow-cedar. Judy Mason, USDA Forest Serivce
ID: 669
Genetic Analysis Shows the Scale and Pattern of Spatial Genetic Variation in Yellow-Cedar

Genetic analysis shows that yellow-cedar is a diverse and highly mobile species.

Principal Investigator : Richard Cronn

Resource Management and Use2014PNW
Photo of Students get outdoor instruction as part of the Go Green Club. Nikka Labella, Bradford Area School District
ID: 658
Go Green Club Introduces Students to the Forest

The Forest Service's Northern Research Station and Allegheny National Forest are key partners in establishing the "Go Green Club," an after-scho ...

Principal Investigator : Barbara McGuinness

Invasive Species
Outdoor Recreation
Inventory and Monitoring
Resource Management and Use
Water, Air, and Soil
Photo of Log bucking in Buckhannon, West Virginia. Iris Montague, USDA Forest Service.
ID: 617
Hardwood Log Procurement and the Role of Log Brokers

Forest Service researchers analyzed hardwood log procurement practices and the effects of log brokers on the hardwood distribution system. They ...

Principal Investigator : Iris Montague

Resource Management and Use2014NRS
Photo of Oconee National Forest, Georgia. USDA Forest Service
ID: 744
Have Changing Forest Conditions Contributed to Native Pollinator Decline

This study compared bee communities within seven common forest conditions or types on the Oconee National Forest in Georgia. Forest Service rese ...

Principal Investigator : James L. Hanula

Wildlife and Fish2014SRS
Photo of The southern part of the San Juan Bay Estuary, a hilly area with soils  derived from volcanic soils, is less densely developed and has higher  tree cover than other parts of the watershed. Tom Brandeis, USDA Forest Service
ID: 738
Highly Dynamic Urban Forest in San Juan, Puerto Rico.

Between 2001 and 2010, the urban forest in the San Juan Watershed in Puerto Rico was highly dynamic. Nearly 50 percent in trees originally sampl ...

Principal Investigator : Wayne C. Zipperer

Inventory and Monitoring
Resource Management and Use
Photo of Aboveground biomass map created with LIDAR and FIA plots for Anne Arundel and Howard Counties, Maryland. Kristofer Johnson, USDA Forest Service
ID: 607
How to Build a Better Map of Tree Biomass

A logical way to validate biomass maps derived from remotely sensed data is to validate them with independent ground inventory estimates, but in ...

Principal Investigator : Kristofer Johnson

Inventory and Monitoring2014NRS
Photo of Southeastern forests may be affected by climate change. Sarah Farmer, USDA Forest Service
ID: 737
Hub Helps Landowners "SERCHing" for Climate Change Answers

Land managers face new challenges every year from the growing effects of climate change. The regional livelihoods of farmers, foresters, and ran ...

Principal Investigator : Steven McNulty

Resource Management and Use2014SRS
Photo of Forest Service employee Robert Eaton stands beside an eight year old Eucalyptus benthamii growing near Ravenel, S.C. Chris Maier,  USDA Forest Service
ID: 718
I Water Use of Intensively Managed Eucalyptus Plantations Studied

In parts of the southern U.S., short-rotation Eucalyptus plantations have the potential to substantially increase forest productivity for biomas ...

Principal Investigator : Chris A. Maier

Resource Management and Use
Water, Air, and Soil
Photo of Idaho home with defensible space fostered by an incentive program. Sarah McCaffrey, USDA Forest Service
ID: 651
Identifying Policy Tools That Encourage Community-Level Defensible Space in Six U.S. Communities

A Forest Service scientist and partners assessed outreach programs in six different communities and identified outreach tools that were effectiv ...

Principal Investigator : Sarah M. McCaffrey

Wildlife and Fish2014NRS
Photo of Mushroom on piece of downed dead wood. Fungal communities are a critical driver of dead wood residence times.  Christopher Woodall, USDA Forest Service
ID: 599
If a Tree Falls in a Forest, How Long Does It Lie There

Dead wood is critical to nutrient cycling, carbon dynamics, tree regeneration, wildlife habitat, and wildfire behavior in forests. Forest Servi ...

Principal Investigator : Christopher W. Woodall

Inventory and Monitoring2014NRS
Photo of High-resolution point cloud image of a scanned red oak log. Ed Thomas, USDA Forest Service
ID: 635
Improved Automated Detection of Surface Defects on Hardwood Logs

In less than one second, a new parallel computer algorithm processes more than a million surface data points on a hardwood log to find the defec ...

Principal Investigator : Ed Thomas

Resource Management and Use2014NRS
Photo of Housing development near the Gifford Pinchot National Forest, Washington. Rhonda Mazza, USDA Forest Service
ID: 675
Increasing Development Near Public Forest Lands in Washington and Oregon Has Implications for Public Land Management and Fire Suppression

Areas bordering public forest land in Washington and Oregon are showing substantial increases in development, with the number of structures on p ...

Principal Investigator : Andrew Gray

Inventory and Monitoring
Resource Management and Use
Photo of Diverse eastern forest stand Moorman's River near Sugar Hollow Reservoir, White Hall, VA. Stephen Matthews, USDA Forest Service
ID: 640
Indexing Climate Change and Ecosystem Services Across Eastern Forests

The diverse forests of the eastern United States provide a multitude of benefits that enhance human well-being. Climate change has the potential ...

Principal Investigator : Stephen Matthews

Water, Air, and Soil2014NRS
Photo of Researchers evaluated the Ming Dynasty Tombs and the Palace Museum located in the Forbidden City, Beijing, China. Thinkstock
ID: 586
Inspection Protocols Help Preserve Ancient Chinese Structures

Forest Service scientists worked with Chinese scientists and engineers to develop inspection procedures to aid in the preservation and restorati ...

Principal Investigator : Xiping Wang

Resource Management and Use2014FPL
Photo of Flames in wood crib of creosote-treated timbers, approximately eight minutes after application of hot metal wafer. Robert White, USDA Forest Service
ID: 589
Intumescent Coating for Fire Protection of Structures

After years of development by industry, Forest Service scientists conducted specialized fire tests to prove the value of intumescent coating for ...

Principal Investigator : Mark A. Dietenberger

Resource Management and Use2014FPL
Photo of Fish screen installed in a wetland unit at the Hanalai National Wildlife Refuge on Kauai. Fish are removed from the water as it flows through the screen. The fish-free water is then used to flood the wetland unit behind the screen. Richard MacKenzie, USDA Forest Service
ID: 684
Keeping Out Exotic Fish Improves Endangered Hawaiian Waterbird Habitat

Exotic tilapia and mosquito fish are found in aquatic ecosystems throughout the Hawaiian Islands where they degrade native fish and waterbird ha ...

Principal Investigator : Richard A. Mackenzie

Invasive Species
Inventory and Monitoring
Wildlife and Fish
Photo of Mapped elevations that can inform predictions of sea-level rise at the Salmon River Estuary, Oregon. Rebecca Flitcroft, USDA Forest Service
ID: 670
Keeping Pace with Sea-level Rise: Insights for Oregon Estuaries

Scientists mapped the margin of current mean high tide, and contour intervals associated with different potential increases. They found that som ...

Principal Investigator : Rebecca Flitcroft

Water, Air, and Soil
Wildlife and Fish
Photo of North American beaver dam on trout stream in Chequamegon-Nicolet National Forest. Sue Reinicke, USDA Forest Service
ID: 649
Landscape-scale Effects of Beaver Removal on a Managed Forest

Beavers and their dams have been removed from Class I and II trout streams within Chequamegon-Nicolet National Forest since the late 1980s to re ...

Principal Investigator : Deahn Donner

Wildlife and Fish
Water, Air, and Soil
Photo of Leaf decomposition baskets hold apart the leaf litter layers in a hurricane simulation experiment in the Luquillo Experimental Forest of Puerto Rico. Leaf decomposition and nutrient cycling were studied in decomposition baskets with screens placed between layers to measure decay rates, nutrient movement between layers, phosphorus retention, and number of mushroom fungal connections between litter layers. Placement of green ‘hurricane' leaves (top layer) over freshly fallen senesced leaves (middle layer) and the forest floor (bottom layer) protected the underlying litter and decay fungi from drying when the canopy was opened by trimming tree branches. D. Jean Lodge, Forest Service
ID: 611
Leaves Left on the Ground After Storm Damage or Logging Lead to Faster Forest Recovery

Opening a forest, whether by storm damage, tree harvesting or thinning, dries the forest floor and reduces the ability of the litter layer to re ...

Principal Investigator : D. Jean Lodge

Water, Air, and Soil2014NRS
Photo of Bone lichen (Hypogymnia spp.) is a common sight in Alaska's forests. Sarah Jovan, USDA Forest Service
ID: 662
Lichen Are Indicators of Climate Change in Southern Alaska's Forests

Lichens respond quickly to climate changes and potentially allow early detection of shifting conditions before other changes in vegetation are a ...

Principal Investigator : Sarah Jovan, Dr

Inventory and Monitoring2014PNW
Photo of Wolf lichen (Letharia spp.) is a species frequently used to estimate nitrogen deposition in western forests. Jason Hollinger, Wikimedia Commons
ID: 663
Lichen Indicate Air Quality Near Natural Gas Wells

Nitrogen in lichen tissues closely correlates with measured nitrogen deposition in forests near natural gas wells in the Bridger Wilderness, WY. ...

Principal Investigator : Sarah Jovan, Dr

Water, Air, and Soil
Inventory and Monitoring
Photo of Soil pit with golf tees marking horizons to be sampled. Robert Long, USDA Forest Service
ID: 650
Liming Effects Help Maintain Sugar Maple Growth and Health and Persist for More Than 20 years

Long-term inputs of acidic deposition have depleted soils of calcium (Ca) and magnesium (Mg) on ridge-top, unglaciated sites in Pennsylvania. Su ...

Principal Investigator : Robert P. Long

Water, Air, and Soil
Resource Management and Use
Photo of Modeled spring runoff total phosphorus (mg/L) and turbidity (NTU) for watersheds with observed values (gauged) and based on landscape variables only (unguaged) for Lake Michigan.  Gray areas are the portions of the basin not modeled.  Charles Perry, USDA Forest Service
ID: 629
Linking Land Use to Water Quality

Sediment and phosphorus delivery to the Great Lakes is influenced by land use and land cover patterns. Forest Service scientists studied the imp ...

Principal Investigator : Charles H. (Hobie) Perry

Inventory and Monitoring2014NRS
Photo of A rainbow trout. Mark Lisac, U.S. Fish and Wildlife
ID: 672
Lipid Accumulation and Metabolic Rate Influence Steelhead versus Rainbow Trout Life History

The salmonid species Oncorhynchus mykiss can become sea-going steelhead or freshwater rainbow trout. Scientists found that lipid accumulation an ...

Principal Investigator : Gordon Reeves

Wildlife and Fish
Water, Air, and Soil
Photo of Hemlock woolly adelgids are killing eastern hemlocks in the Southern  Appalachian region. The loss of hemlock will have long-term implications  for hydrological cycles as well as plant and animal communities. Chelcy Miniat, USDA Forest Service
ID: 722
Loss of Eastern Hemlock Affects Peak Flows after Extreme Storm Events

Few studies have examined how insect outbreaks affect landscape-level hydrologic processes. In this study, Forest Service scientists report the ...

Principal Investigator : Chelcy F. Miniat

Water, Air, and Soil2014SRS
Photo of Baldcypress leafroller adult and empty pupal case on a baldcypress shoot. Gerald J. Lenhard, Louisiana State University
ID: 725
Lure Developed for Killer of Louisiana Baldcypress

The land surface of southern Louisiana is sinking as an unintended consequence of humans channeling water flow. Persistent and deeper flooding o ...

Principal Investigator : Brian Sullivan

Resource Management and Use2014SRS
Photo of Tree failure resulting in damage to house, Kennebunkport, ME. USDA Forest Service
ID: 654
Managing Wood Decay in the Urban Forest

Arborists need tools to help identify patterns of wood decay as part of tree risk analysis and decisions on the proper care of urban and communi ...

Principal Investigator : Jessie A. Glaeser

Outdoor Recreation
Resource Management and Use
Photo of Oak savanna and woodlands are being restored through the use of prescribed fire and tree thinning and provide habitat for many birds of conservation concern. Jennifer Reidy, University of Missouri
ID: 652
Many Bird Species Benefit From Oak Savanna Woodland Restoration

Many bird species of conservation concern in the midwestern United States are associated with early successional or open forest conditions that ...

Principal Investigator : Frank R. Thompson

Wildlife and Fish2014NRS
Photo of  Forest Service scientists evaluated the relationship between climate and fire regime characteristics. The left panel depicts ecoregions of the western U.S. The middle panel shows each ecoregion's climate in terms of climatic proxies for productivity and long-term fuel moisture. The right panel shows broad-scale trends in fire activity and fire severity; for example, more productive and wetter ecoregions generally experience higher severity fires. This study was conducted using fire data in areas dominated by designated wilderness and national park land. Sean Parks, USDA Forest Service
ID: 691
Mapping Fire Regimes in the Western United States

Forest managers and policymakers are increasingly concerned about potential for increased fire activity and severity in future years. Although m ...

Principal Investigator : Sean A. Parks

Wildland Fire and Fuels2014RMRS
Photo of Precipitation manipulation experiment, Sevellita LTER, New Mexico. The troughs exist to limit precipitation on plants, simulating drought conditions. William T. Pockman, University of New Mexico
ID: 597
Mechanistic Landscape Modeling of Drought Effects

Drought is expected to become more prevalent and will probably be a major factor in increasing tree mortality. Landscape-scale forest models hav ...

Principal Investigator : Eric J. Gustafson

Resource Management and Use
Water, Air, and Soil
Photo of Debarking of some declining hybrid poplars revealed numerous A. fleischeri larvae and their extensive feeding galleries under the bark. Leah S. Bauer, USDA Forest Service
ID: 608
Mitigation of Invasive and High-Risk Wood-Boring Insects in China

The number of accidental introductions of wood boring insect pests to U.S. forests from Asia has escalated dramatically during the last two deca ...

Principal Investigator : Leah Bauer

Invasive Species
Resource Management and Use
Photo of Researchers collect soil samples to learn what mycorrhizal fungi are present in this stand of lodgepole pine on the Deschutes National Forest. Jane E. Smith, USDA Forest Service
ID: 673
Multi-host Fungi May Facilitate Migrations of Pine Species with Climate Change

Mycorrhizal fungi networks provide conduits for nutrient exchange between tree species. In an assisted migration management approach, mycorrhiza ...

Principal Investigator : Jane E. Smith

Water, Air, and Soil
Resource Management and Use
Photo of Contractors remove trees infested by emerald ash borer, Shields, MI, 2004. David Cappaert, Michigan State University
ID: 639
Municipal Cooperation in Managing Emerald Ash Borer Increases Urban Forest Benefits

The best approach to managing an emerald ash borer (EAB) infestation is to fight it like a human health epidemic. Just as epidemiologists cannot ...

Principal Investigator : Robert G. Haight

Invasive Species
Resource Management and Use
Photo of Standardized sampling of sagebrush habitats can inform management actions for sagebrush obligates like greater sage-grouse. Mary Rowland, USDA Forest Service
ID: 758
National Technical Guide Provides a Foundation for Monitoring Wildlife Habitat on National Forests

This technical guide offers comprehensive guidance for habitat monitoring on public lands in the United States, particularly national forests an ...

Principal Investigator : Mary M. Rowland

Wildlife and Fish
Inventory and Monitoring
Photo of These maps depict the distribution of 12 tree species across the state of New York. The maps show where these trees do not occur (gray), occasionally occur (pale green), are a minor component (medium green), are a major component (dark green), or are the dominant species (black) in the forest, as determined by that species' total basal area. Rachel Riemann, USDA Forest Service
ID: 630
Nationwide Datasets of Tree Species Distributions Created

Geospatial datasets of the relative abundance and distribution of individual tree species have been created by Forest Service scientists for 323 ...

Principal Investigator : Barry T. (Ty) Wilson

Inventory and Monitoring2014NRS
Photo of Douglas-fir killed by sprucebud worm on the Malheur National Forest in eastern Oregon. Dave Powell, USDA Forest Serivce
ID: 664
Net Forest Carbon in Oregon Increased Slightly During the Last Decade

Gains in forest carbon through tree growth and afforestation in the Pacific Northwest were offset by fire, insects, cutting, and deforestation.

Principal Investigator : Andrew Gray

Inventory and Monitoring2014PNW
Photo of Book cover. USDA Forest Service
ID: 653
New Book Documents Contributions from Forest Service's Long-Term Research Sites

From the role of fire in forests to responses to clearcutting controversies, from the discovery of acid rain to the development of biogeochemica ...

Principal Investigator : Susan Stout

Invasive Species
Inventory and Monitoring
Outdoor Recreation
Wildland Fire and Fuels
Water, Air, and Soil
Resource Management and Use
Wildlife and Fish
Photo of English ivy is a common invasive woody climbing plant. David J. Moorehead, University of Georgia
ID: 736
New Database Will Help Identify Potentially Invasive Plants in the United States

In order to examine parameters of plant invasion success in the United States, scientists with the Forest Service's Eastern Forest Environmental ...

Principal Investigator : Qinfeng Guo

Invasive Species
Resource Management and Use
Inventory and Monitoring
Photo of Thicket of trees in a ponderosa pine forest located on the Long Valley Experimental Forest depicts unhealthy forest conditions. Richard T. Reynolds, USDA Forest Service.
ID: 698
New Framework Guides Land Managers in Restoring Forests to Historic Conditions

Forest Service and university scientists and managers synthesized 100 years of published forestry science to help forest managers better underst ...

Principal Investigator : Richard T. Reynolds

Wildland Fire and Fuels
Resource Management and Use
Outdoor Recreation
Water, Air, and Soil
Wildlife and Fish
Photo of Invasive Scotch broom shades out tree seedlings and other native vegatation. Eric Coombs, Oregon Department of Agriculture
ID: 678
New Herbicides Developed to Fight Scotch Broom

Scotch broom is a large, nonnative shrub that has invaded forest sites throughout the Pacific Northwest. Three recently developed herbicides pro ...

Principal Investigator : Timothy B. Harrington, Ph.D.

Invasive Species
Resource Management and Use
Photo of The ability of chemicals to move in cell walls enables fastener corrosion and decay to occur. Stan Lebow, USDA Forest Service
ID: 588
New Insight into Wood Damage Mechanisms

Wood fails because bad things start to happen when wood gets wet. Dimensional stability, mold growth, fungal attack, fastener corrosion, all are ...

Principal Investigator : Joseph Jakes

Resource Management and Use2014FPL
Photo of Greater Sage-Grouse (Centrocercus urophasianus). Charlotte Ganskopp, USDA Agricultural Research Service
ID: 705
New Research on Resilience of Sagebrush Ecosystems Used for Improving Sage-grouse Habitat

New research from the Forest Service's Rocky Mountain Research Station on sagebrush ecosystems is being put to use to benefit Greater Sage-Grous ...

Principal Investigator : Jeanne C. Chambers

Wildland Fire and Fuels
Invasive Species
Resource Management and Use
Wildlife and Fish
Photo of Burned sagebrush sites can be seeded using rangeland drills to re-establish native perennial plants. Matthew Fisk, USDA Forest Service
ID: 702
New Seeding Techniques Restore Sagebrush Ecosystems Following Wildfire

Sagebrush ecosystems of the Great Basin are being rapidly converted to annual grasslands dominated by invasive weeds such as cheatgrass (Bromus ...

Principal Investigator : Jeffrey E. Ott

Invasive Species
Resource Management and Use
Photo of In the left panel (a), the red points correspond to the locations of satellite fire detections and the thick black line represents a fire perimeter. Because we know the exact day that each of these points were burned by wildfire, we were able to generate a spatially continuous representation of the day of burning, and hence the fire progression, for this and other wildfires (b). Sean Parks, USDA Forest Service
ID: 692
New Use of Remotely Sensed Data Help Map Daily Progression of Wildfires

Variable weather conditions have a dramatic influence on fire behavior and fire effects, but the influence of weather can be particularly diffic ...

Principal Investigator : Sean A. Parks

Wildland Fire and Fuels2014RMRS
Photo of Soil sample. Thomas J. Brandein, Forest Service
ID: 593
Nitrogen and Phosphorus Content in Forest Floor Litter is Elevated in a Tropical Landscape Recovering from Deforestation

Fallen leaf chemistry provides a window into the various and often complex factors affecting the availability of nutrients to trees. Both nitrog ...

Principal Investigator : Eileen H. Helmer

Inventory and Monitoring2014IITF
Photo of Private landowners in central Oregon. Paige Fischer, USDA Forest Service
ID: 661
Nonindustrial Private Forestland Owners Consider Fuel Conditions and Past Wildfire Occurrence in Their Risk Mitigation Decisions

A new landscape simulation model informs forest planning processes.

Principal Investigator : Jeffrey D. Kline

Wildland Fire and Fuels2014PNW
Photo of The Tucker Renewable Natural Gas unit is a new bioenergy technology that uses wood such as forest biomass as its fuel source. Richard Bergman, USDA Forest Service
ID: 577
Novel Technology Uses Waste Wood to Make Bioenergy while Sequestering Carbon

Wood companies need high-value uses for wood residues. A new technology developed by Forest Service researchers and their partners converts wood ...

Principal Investigator : Richard Bergman, PhD

Resource Management and Use2014FPL
Photo of Forest Service technician Tina Ciaramitaro and student Tom Baweja collect Emerald Ash Borers from a double-decker trap. Therese Poland, USDA Forest Service.
ID: 633
Optimizing Trap Designs for Emerald Ash Borer

Since the discovery of emerald ash borer in North America in 2002, the USDA Animal Plant Health Inspection Agency and state regulatory agencies ...

Principal Investigator : Therese M. Poland

Invasive Species2014NRS
Photo of Aerial view of Wisconsin Forests in the Fall. Scott Pearson
ID: 601
Past and Prospective Carbon Stocks Assessed in Forests of Northern Wisconsin

Forest Service scientists and cooperators assessed past and prospective carbon stocks for 4.5 million hectares (about 11 million acres) of fores ...

Principal Investigator : Richard Birdsey

Resource Management and Use2014NRS
Photo of Ecoregions of Pennsylvania color-coded by the levels of similarity found between overstory and understory tree species composition in the Pennsylvania Regeneration Study data of 2001-2005. Todd Ristau, USDA Forest Service
ID: 655
Pennsylvania Regeneration Study Assesses Overstory and Understory Tree Species Communities

In 2001, the Commonwealth of Pennsylvania and Forest Service's Forest Inventory & Analysis (FIA) program launched the "Pennsylvania Regeneration ...

Principal Investigator : Todd Ristau

Inventory and Monitoring2014NRS
Photo of Woody biomass, such as wood chips, can be converted into synthetic gas. USDA Forest Service
ID: 728
Pilot Scale Gasification of Woody Biomass

Silvicultural management regimes are designed to generate many societal products in an environmentally healthy and sustainable manner. The wood ...

Principal Investigator : Leslie Groom

Resource Management and Use2014SRS
Photo of Photo of permanent study plot in 2007 immediately prior to timber harvest. Jack Butler, USDA Forest Service
ID: 701
Ponderosa Pine Understory Vegetation Recovers Quickly Following Timber Harvest

Creating and maintaining a healthy forest relies on the resiliency of understory vegetation. The understory vegetation is largely responsible fo ...

Principal Investigator : Jack L. Butler

Resource Management and Use
Inventory and Monitoring
Invasive Species
Photo of Computer-based simulation tools allow designers to gauge the risk of moisture problems in building design. Tivoli Gough, USDA Forest Service
ID: 581
Possibilities and Pitfalls of Computer Simulation for Building Moisture Analysis

Moisture problems are much less expensive to correct in the building design phase than after the building is constructed. Computer-based simulat ...

Principal Investigator : Samuel V. Glass

Resource Management and Use2014FPL
Photo of Potential changes in the average length (days: black contours) of weather events that are conducive to extreme fire behavior under projected future climate conditions compared to current climate conditions, as quantified by Haines Index values equal to 5 or 6.  Color shading indicates changes in standard deviation. USDA Forest Service
ID: 598
Potential Effects of Regional Climate Change on Fire Weather in the U.S.

Regional climate change has the potential to alter the frequency of extreme and erratic wildfires in the United States. Regional climate model ...

Principal Investigator : Warren E. Heilman

Wildland Fire and Fuels2014NRS
Photo of Riparian Forest Buffer planting along stream bank in Bear Creek, IA. Richard Straight, USDA Forest Service
ID: 745
Precision Design for Improving Buffers and Water Quality

Effectiveness of vegetative buffers, conventionally designed to have uniform width along field margins and riparian areas can be improved by pla ...

Principal Investigator : Mike Dosskey

Water, Air, and Soil2014WO
Photo of Industrial poplar farm. Wisconsin Ron Zalesny, USDA Forest Service
ID: 656
Production Costs of Poplar Energy Crops in the Great Lake States

Short-rotation woody crops have historically been used as feedstocks for energy and fiber, yet their relevance for environmental remediation tec ...

Principal Investigator : Ronald S. Zalesny, Jr.

Resource Management and Use
Water, Air, and Soil
Photo of Louisiana Pine Snakes inhabit fire-maintained pine forests. Daniel Saenz, USDA Forest Service
ID: 717
Progress in Reintroducing the Louisiana Pine Snake

The Louisiana pine snake is subject to extinction in the near future. Forest Service researchers are monitoring the status of remnant population ...

Principal Investigator : Carline Rudolph

Wildlife and Fish2014SRS
Photo of A volunteer collects seed from bluebunch wheatgrass in the Blue Mountains, WA, as part of a study to develop seed zones and population movement guidelines. Bluebunch wheatgrass is often used to restore rangeland and burned forested areas. Brad St.Clair, USDA Forest Service
ID: 674
Provisional Seed Zones Developed to Guide Seed Source Decisions for Restoration of Native Species

Forest Service scientists developed generalized provisional seed zones that can be applied to any plant species in the United States to help gui ...

Principal Investigator : Brad St. Clair

Resource Management and Use2014PNW
Photo of A pygmy rabbit. Boise State University, Boise State Univsersity
ID: 668
Pygmy Rabbits Use Nutritional and Chemical Cues While Making Foraging Decisions

Pygmy rabits are dietary specialists that feed on sagebrush (Artemisia spp.) and forage on specific plants more than others within a foraging pa ...

Principal Investigator : Rick G. Kelsey

Wildlife and Fish
Resource Management and Use
Photo of An 83-year-old longleaf pine stand planted by the Civilian Conservation Corps at Fort Polk in Louisiana. John R. Butnor, USDA Forest Service
ID: 719
Quantifying and Managing Carbon Sequestration in Longleaf Pine Ccosystems.

Forests can offset greenhouse gas emissions by sequestering carbon dioxide in tree biomass, understory vegetation, forest floor litter, detritus ...

Principal Investigator : John Butnor

Resource Management and Use2014SRS
Photo of Wildfires that burned in 1985 and 2000 are shown in red. In 2003, another wildfire burned (shown as a black line) and interacted with both previous wildfires. The 1985 wildfire does not appear to act as a fuel break and limit the size of the 2003 wildfire. The 2000 wildfire does appear to act as a fuel break and limit the size of the 2003 wildfire. Sean Parks, USDA Forest Service
ID: 690
Quantifying the Ability of Wildfire to Act as a Fuel Break

Forest Service scientists conducted a study using fire history atlases, fire progression maps, and weather station data to quantify the ability ...

Principal Investigator : Sean A. Parks

Wildland Fire and Fuels2014RMRS
Photo of Forests and water are inextricably linked, and forested watersheds provide clean and dependable water supplies to downstream communities. USDA Forest Service
ID: 723
Quantifying the Role of National Forest System Lands in Providing Surface Drinking Water Supply for the Southern United States

In the South, as in the rest of the U.S., people and communities depend on forests as the headwaters for clean and dependable water supply. A ne ...

Principal Investigator : Peter V. Caldwell

Water, Air, and Soil2014SRS
Photo of A forest heavily invaded by the Chinese privet shrub.. Nancy Loewenstein, Auburn University
ID: 726
Removing Chinese Privet Benefits Pollinators for up to Five Years.

Results from a study by Forest Service researchers showed that removal of Chinese privet can last at least five years, during which time native ...

Principal Investigator : James L. Hanula

Invasive Species2014SRS
Photo of Smoke plumes (in misty white) rise over areas of fire growth along the sides of a topographic bowl in this simulation of the 2006 Esperanza Fire. Phil Riggan, USDA Forest Service
ID: 682
Research Explains Deadly and Unexpected Fire Behavior of the 2006 Esperanza Fire in Southern California

Simulations and thermal imaging of a wind-driven chaparral wildfire show the importance of fire-induced winds in the direction and velocity of f ...

Principal Investigator : Philip J. Riggan

Wildland Fire and Fuels2014PSW
Photo of Photo taken with a 40 X dissecting microscope at the Delaware, Ohio, research facility eight weeks after EAB egg hatch in September 2014.  In the center of the light colored tissue is a small dark, oblong-shaped emeral ash borer larva that failed to survive in the ash host tree, a possible indication that the tree may be resistant to the beetle. David W. Carey, USDA Forest Service
ID: 632
Researchers From the U.S. Forest Service and the United Kingdom Join Forces To Save Ash Trees Facing Intercontinental Threats

Ash trees across Europe are currently under attack by a fungal disease known as ash dieback disease, while here in the United States, they are b ...

Principal Investigator : Jennifer Koch

Invasive Species2014NRS
Photo of In the dry tropical forest zone of Ghana, a combination of extractive logging without adequate regeneration, fire, and invasion by Chomolaena odorata resulted in severly degraded forests. John Stanturg, USDA Forest Service
ID: 710
Restoring Forest Landscapes

An estimated 1 billion acres of globally degraded forest are in need of restoration today and climate change likely will drive more acres into t ...

Principal Investigator : John A. Stanturf

Resource Management and Use2014SRS
Photo of An example of typical understory conditions in the Summer of 2008 on one of the fenced subplots on the Monongahela National Forest. Melissa Thomas-Van Gundy, USDA Forest Service
ID: 621
Roles of Fire, Browse, and Canopy Gaps in the Understory of an Oak-dominated Forest

Current forests developed under conditions different from original forests, with more deer, less fire, and smaller canopy gaps. The difference r ...

Principal Investigator : Melissa Thomas-Van Gundy

Resource Management and Use2014NRS
Photo of U.S. forests, such as this bottomland hardwood stand, are susceptible to climate change. Paul Bolstad, University of Minnnesota
ID: 740
Science in supports of the National Climate Assessment

A synthesis of research findings provided the foundation for the analysis of climate change on forest conditions, land use, and forest carbon in ...

Principal Investigator : James Vose

Resource Management and Use
Water, Air, and Soil
Inventory and Monitoring
Photo of Above ground carbon density across the Kanaihiku section of Nanawale forest reserve and Keauohana Forest Reserve in the Puna District of Hawaii Island. Black boundaries delineate lava flows defined by lava age and type. Specific numbers correspond to lava flows and or dominant vegetation types on lava flows. Jimbo Baldwin, USDA Forest Service
ID: 686
Scientists Assess Carbon Storage in Native Versus Non-native Hawaiian Forests

Forest Service scientists used new and novel techniques based on Light Detection and Ranging (LIDAR)to inventory aboveground carbon in native an ...

Principal Investigator : Flint Hughes

Invasive Species2014PSW
Photo of Social assessment crew member interviews park user on Jamaica Bay. Joana Chan, USDA Forest Service
ID: 638
Scientists Assess Social Meaning of Jamaica Bay Region Parkland

The Jamaica Bay region of New York City is a focus of resiliency planning and adaptive management efforts. Working with natural resource manager ...

Principal Investigator : Lindsay K. Campbell

Resource Management and Use2014NRS
Photo of The Forest Service's Northern Research Station published a series of assessments that describe the effects of climate change on forest ecosystems. Northern Research Station, USDA Forest Service
ID: 606
Scientists Collaborate to Deliver Best Science on Climate Change and Forests

It's a challenge to bring partners together, but the Forest Service led more than 130 scientists and natural resource managers in the creation o ...

Principal Investigator : Chris Swanston

Resource Management and Use2014NRS
Photo of Contemplating the future of forests, Illinois, USA. International Society of Arboriculture
ID: 603
Scientists Examine the Future of Forests in the Anthropocene

Forest Service researchers analyzed the major issues and factors affecting forests in the decades ahead: deforestation, mega-fires, urban forest ...

Principal Investigator : David N. Bengston

Resource Management and Use
Water, Air, and Soil
Wildland Fire and Fuels
Photo of Scenic coast with marsh grass. Billy Humphries, Forest Resource Consultants, Inc.
ID: 707
Scientists Quantify How Much Light Seagrasses Require to Survive

Globally, seagrasses provide ecological services valued at nearly 4 trillion dollars per year. Unfortunately, human activities that decrease wat ...

Principal Investigator :

Resource Management and Use2014SRS
Photo of San Juan watershed. Thomas Brandeis, USDA Forest Service
ID: 741
Scientists Quantify the Value of Ecosystem Services Provided by the San Juan Bay Estuary

A decade long study of the urban forests and land uses within the watershed of Puerto Rico's San Juan Bay Estuary quantified the value of ecosys ...

Principal Investigator : Tom Brandeis

Inventory and Monitoring2014SRS
Photo of Short cellulose nanofibrils isolated from wood. DSimaging, LLC
ID: 587
Short Cellulose Nanofibrils Reinforce Aligned Polyvinyl Alcohol Fibers

Cellulose nanomaterials have recently gained much attention for their potential use for reinforcing polymers and for use in functional materials ...

Principal Investigator : Ronald C. Sabo

Resource Management and Use2014FPL
Photo of Immature leaves and fruits of the exotic invasive shrub, Chinese privet. James Miller and Ted Bodner, Southern Weed Science Society
ID: 708
Short-circuiting an Invasional Meltdown

Chinese privet is an invasive plant species in flood plain forests of the southeastern U.S., in some cases occupying up to 80 percent of availab ...

Principal Investigator : Mac Callaham

Invasive Species2014SRS
Photo of Looking east toward the Attitash Mountain Range from the Bartlett Experimental Forest, NH. Ken Dudzik, USDA Forest Service
ID: 618
Silvicultural Guide for Northern Hardwoods in the Northeast Updated

This revision of the 1987 silvicultural guide updates and expands the silvicultural information on northern hardwoods. It provides additional i ...

Principal Investigator : William Leak

Resource Management and Use
Wildland Fire and Fuels
Photo of The image shows that warmer sites have more carbon inputs to the soils and more carbon dioxide release from soil surface; however, carbon storage is unaffected. because it is controlled more by the properties of the soils themselves. Christian Giardina, USDA Forest Service
ID: 679
Soil Carbon Storage in Tropical Montane Forests is Insensitive to Warming

Soils contain more carbon than the atmosphere and all plant biomass combined. There is fear that warming will greatly increase the net release o ...

Principal Investigator : Christian P. Giardina

Water, Air, and Soil2014PSW
Photo of Longleaf pine seedlings grow in soils compacted at different levels and held at different moisture contents in the greenhouse. Andy Scott, USDA Forest Service
ID: 716
Soil Condition Affects Longleaf Pine Seedlings More Than Loblolly Pine Seedlings

Restoring longleaf pine forests to previously disturbed soils, especially those that have been compacted by past management, can have problems. ...

Principal Investigator : Andy Scott

Water, Air, and Soil
Resource Management and Use
Photo of Bent Creek Experimental Forest scientists partnered with a HACU University, the University of Texas at San Antonio (and with North Carolina State University), to mentor graduate and undergraduate students researching wildlife and prescribed fire. Stanley Crownover
ID: 711
Southern Research Station and Hispanic Association of Colleges and Universities Partner in Wildlife Research

Two graduate and three undergraduate students from the University of Texas at San Antonio, a member of the Hispanic Association of Colleges and ...

Principal Investigator : Katie H. Greenberg

Wildlife and Fish2014SRS
Photo of Afforestation is one means of increasing forest carbon storage. S.A. Snyder, USDA Forest Service
ID: 624
Study Assesses Private Forest Landowner Attitudes Towards Forest Carbon Management and Carbon Credit Trading

Forest lands, if managed in certain ways, can store excess atmospheric carbon, a key contributor to global climate change. This accumulated carb ...

Principal Investigator : Stephanie Snyder

Resource Management and Use2014NRS
Photo of Proportion of grade one trees harvested over time for three harvest types. John Brown, USDA Forest Service.
ID: 641
Sustaining Tree Quality Under Three Harvesting Methods

The quality of trees grown and harvested under various methods exhibits changing patterns over time. A Forest Service scientist studied three me ...

Principal Investigator : John Brown

Resource Management and Use2014NRS
Photo of Biocontrol method uses mites to manage mountain pine beetles. USDA Forest Service
ID: 696
Synthesis Paper on the Mountain Pine Beetle Biology and Management Now Available

A series of 10 papers prepared by experts on mountain pine present a synthesis of the state of the knowledge on selected aspects on the beetle b ...

Principal Investigator : Jose Negron

Resource Management and Use2014RMRS
Photo of Longleaf pine stand after a controlled burn. Erich G. Vallery, USDA Forest Service
ID: 714
Tailoring Prescribed Fire for the Private Landowner

The fate of the Range-Wide Conservation Plan for Longleaf Pine will be determined by private landowners' willingness to commit to longleaf pine ...

Principal Investigator : Mary Anne Sword Sayer

Resource Management and Use2014SRS
Photo of The Malone jumping slug (Hemphillia malonei) is one of seven species of jumpingslugs found in the Pacific Northwest. Robin Malone, USDA Forest Service
ID: 671
Terrestrial Mollusks Respond to Logging in Riparian Areas

Little is known about the biology and response to environmental change of native, terrestrial mollusks in the Pacific Northwest. Because of moll ...

Principal Investigator : Alex Foster

Wildlife and Fish
Resource Management and Use
Photo of A view of a multiple tree mortality event in the Tapajos National Forest near Santarem, in the Brazilian Amazon. Fernando Espirito-Santo, NASA Jet Propulsion Laboratory
ID: 594
The Carbon Balance of Tropical Forests is a Matter of Life and Death

Living trees take carbon dioxide out of the air as they grow, and dead trees put carbon back into the air as they decompose. This study, seven y ...

Principal Investigator : International Institute of Tropical Forestry

Water, Air, and Soil2014IITF
Photo of Río Saliente river in Jayuya, Puerto Rico.  Kasey R. Jacobs, USDA Forest Service
ID: 592
The effects of changing land cover on stream flow simulation in Puerto Rico

Rainfall, terrain, and use of the landscape affect stream flow and water resources availability.

Principal Investigator : William A. Gould

Resource Management and Use2014IITF
Photo of A community threatened by wildfire. National Interagency Fire Center
ID: 731
The Forest Service Leads an Interagency Team to Better Understand How Wildfires are Ignited

Forest Service, Department of Interior, and state land management agencies collaborated in a National Cohesive Wildland Fire Management Strategy ...

Principal Investigator : Jeffrey P. P. Prestemon

Wildland Fire and Fuels2014SRS
Photo of The Xylotron uses machine-visioning technology to identify wood species. John Hermanson, USDA Forest Service
ID: 585
The Xylotron: A Field-Deployable Machine-Vision Wood Identification System

The Xylotron is a machine-vision-based wood identification system that uses a custom-designed wood imaging device (the Xyloscope), image analysi ...

Principal Investigator : Alex C. Wiedenhoeft

Resource Management and Use
Wildlife and Fish
Inventory and Monitoring
Photo of Dorsal and lateral views of the bark-colonizing weevil found to carry the Thousand Cankers Disease fungus in Indiana. Janet C. Ciegler
ID: 642
Thousand-Cankers Disease Fungus Found in Indiana

Thousand-cankers disease (TCD) is caused by the canker-causing fungus Geosmithia morbida when carried by the walnut twig beetle. In an Indiana-w ...

Principal Investigator : Jennifer Juzwik

Invasive Species2014NRS
Photo of A little brown bat is infected with white-nose syndrome (WNS).  Nancy Heaslip, NY Department of Environmental Conservation
ID: 712
Tracking the Decline of Bats in North America

Though it's well known that bats in North America are declining rapidly from white-nose syndrome (WNS), wind energy development and other causes ...

Principal Investigator : Susan C. Loeb

Wildlife and Fish2014SRS
Photo of Estimated removal per square kilometer of land (tonnes km2) of all pollutants (NO2, O3, PM2.5, SO2) by trees per county in 2010. USDA Forest Service
ID: 634
Trees Improve Human Health and Save Lives

Air pollution is a serious health concern. Trees offer surfaces that remove gaseous and particulate air pollutants. Modeling of local environmen ...

Principal Investigator : David J. Nowak

Resource Management and Use2014NRS
Photo of Two members from the Los Angeles Conservation Corps plant a tree. The Los Angeles tree programknown as
ID: 688
Trees in Los Angeles: Carbon Dioxide Sink or Source

Tree planting is considered to be among the most effective approaches to cooling urban environments and mitigating carbon dioxide emissions. The ...

Principal Investigator : E. Gregory McPherson

Resource Management and Use2014PSW
Photo of Forest managers can use this new synthesis to develop science-based plans for managing forests and rangelands under changing environmental conditions. USDA Forest Service
ID: 666
Understanding Vegetation Vulnerability to Climate Change

This synthesis paper reviews potential climate change impacts on Pacific Northwest vegetation and provides a scientific basis for developing vul ...

Principal Investigator : David W. Peterson

Resource Management and Use2014PNW
Photo of Visualization of the conceptual model used as a heuristic tool for the San Juan ULTRA.  The left side of the box representing the watershed's ecological components and the right side of the diagram represents social components. These are integrated through green, blue and gray infrastructure. USDA Forest Service
ID: 590
Understanding Vulnerability and Sustainability of Urban Social-ecological Systems in the Tropics

Scientists of the San Juan Urban Long-Term Research Area (ULTRA) publish an interdisciplinary synthesis of social-ecological system research in ...

Principal Investigator : Tischa A. Munoz-Erickson

Resource Management and Use2014IITF
Photo of A Plant it Portland sign from the nonprofit organization, Friends of Trees, encourages Portland residence to plant trees. Rhonda Mazza, USDA Forest Service
ID: 676
Understanding What Motivates People To Plant trees Gives Insight on Environmental Justice Concerns

Urban tree-planting programs may inadvertently exacerbate environmental inequality.

Principal Investigator : Geoffrey Donovan

Resource Management and Use2014PNW
Photo of Compartment 8C on the Fernow Experimental Forest has been harvested seven times since 1948 using uneven-aged management  and continues to be a productive stand. Richard Hovatter, USDA Forest Service
ID: 627
Uneven-Aged Management: Is It Sustainable

A century ago, after almost all of the old-growth forests in the eastern United States had been harvested, forest managers turned to Europe for ...

Principal Investigator : Thomas M. Schuler

Resource Management and Use2014NRS
Photo of U.S. Imports and Exports of Hardwood Lumber and Logs, 1990-2013 (Data Source: USDA, Foreign Agricultural Service). Matt Bumgardner,  USDA Forest Service
ID: 623
United States Maintains Positive Trade Balances for Hardwood Logs and Lumber

Exports have become a vital lumber market for hardwood sawmills in the United States because of the loss of domestic furniture manufacturing and ...

Principal Investigator : Matt Bumgardner

Resource Management and Use2014NRS
Photo of Changes in age classes for red spruce and red spruce-northern hardwood forest types combined for a section of the study area (about 13,000 acres) at three time steps. Melissa Thomas-Van Gundy, USDA Forest Service
ID: 614
Using a Landscape Model for Planning Red Spruce Restoration in West Virginia

A new Forest Service model was developed to answer specific questions about meeting restoration goals for red spruce while protecting habitat fo ...

Principal Investigator : Melissa Thomas-Van Gundy

Resource Management and Use
Wildlife and Fish
Photo of A male cerulean warbler gets fitted with a light-detecting geolocator, which will record its location as the bird migrates to its wintering grounds. Nathan Weyandt, USDA Forest Service.
ID: 636
Using New Technology To Track a Rare Songbird During Migration

The cerulean warbler is a tiny forest bird in big trouble. To better understand where these birds go when they migrate out of their Appalachian ...

Principal Investigator : Scott H. Stoleson

Wildlife and Fish2014NRS
Photo of Class I and II Wilderness areas and lakes evaluated for acidification vulnerability. Glen Shaw, USDA Forest Service
ID: 680
Vulnerability of High Elevation Lakes of the Sierra Nevada to Atmospheric Acidic Deposition

In at least some years, hundreds of wilderness lakes are likely receiving acid loading in excess of their buffering capacity. The most vulnerabl ...

Principal Investigator : Mark E. Fenn

Water, Air, and Soil2014PSW
Photo of A screen shot of the WaterViz visualization. USDA Forest Service
ID: 637
WaterViz for Hubbard Brook: A Water Cycle Visualization Tool

The WaterViz for Hubbard Brook is a new water-cycle visualization tool for creatively communicating water science to the public with realtime fo ...

Principal Investigator : Lindsey Rustad

Inventory and Monitoring
Water, Air, and Soil
Photo of Wildfire in Georgia. Jen Kolb, J Kolb Photography
ID: 733
Why Have smoking-caused wildfires declined in frequency

The number of wildfires caused by smoking has declined by 90 percent on national forests since 1980, yet little is known about why, when most ot ...

Principal Investigator : Jeffrey P. P. Prestemon

Wildland Fire and Fuels2014SRS
Photo of A specimen from the Pinaleño Mountains with seven fire scars between 1785 and 1863, but no scars from 1864 until the tree was killed by bark beetles in 1995. O'Connor, University of Arizona
ID: 695
Wildfires in Southern Arizona are More Severe but Not Bigger

Scientists found that wildfires prior to 1880 burned about 70 percent of the landscape every 20 years. Since 1880 and the onset of fire exclusio ...

Principal Investigator : Ann M. Lynch

Wildland Fire and Fuels
Resource Management and Use
Photo of Bottom two photos: Left photo shows student intern Scott Johnson and project field directorJennifer White at a goat farm site (11 years after clearing) where the Kirtland's Warblers were abundant. Right photo shows a female Kirtland's Warbler.
ID: 591
Winter Ecology and Conservation Implications for the Endangered Migrant Kirtland's Warbler in the Bahamas

Winter droughts reduce the endangered Kirtland's Warbler's food supply and body condition in the Bahamas, which affect its survival and breeding ...

Principal Investigator : Joseph M. Wunderle, Jr.

Wildlife and Fish2014IITF
Photo of This research will improve the durability of wood-plastic composite deckboards such as the one shown here being evaluated for color. Nicole Stark, USDA Forest Service
ID: 584
Wood Flour Extraction Improves Moisture Performance of Wood-Plastic Composites

Improving the moisture performance of wood-plastic composites provides a potential avenue toward improving the product's overall durability. For ...

Principal Investigator : Nicole M. Stark

Resource Management and Use2014FPL
Photo of Forest Service entomologists Bud Mayfield left) and Paul Merten (right) examine the bark of a black walnut branch for evidence of the walnut twig beetle, the vector of the fungus that causes thousand cankers disease. USDA Forest Service
ID: 724
Wood Heat Treatment Reduces the Risk of Spreading of Thousand Cankers Disease

Black walnut, one of the most valuable hardwood timber species in the United States, is being killed by "thousand cankers disease" which is caus ...

Principal Investigator :

Invasive Species2014SRS
Photo of Dempsey Middle School science students paint and dissect ash logs to understand woodpecker feeding on emerald ash borer larvae. Joanne Rebbeck, USDA Forest Service
ID: 625
Woodpeckers Capitalize on an Invasive Forest Pest

Emerald ash borer, an invasive beetle that kills ash trees, is eaten by bark-foraging birds like woodpeckers. Forest Service scientists and par ...

Principal Investigator : Kathleen Knight

Invasive Species2014NRS