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The Fraser Experimental Forest
.... was established in 1937 in the heart of the
central Rocky Mountains. Research
Work Unit 4352 of the Rocky Mountain Research Station maintains
this 36 square-mile outdoor research laboratory, which is located
about 50 air miles from Denver. The location is an ideal and well-suited
location to study timber, water, wildlife management, and their
integration in the high elevation subalpine coniferous forests.
Long-term Monitoring
The primary research focus for Fraser has been the effect
of management practices on water yield and quality. Snow depth and
water content are collected on 5 watersheds, with records dating
to 1941 for one watershed. Streamflow is monitored on 7 watersheds,
and a continuous record of streamflow for the oldest watersheds
dates from 1941-1943. Sediment transport and bedload are measured
periodically. Climate (precipitation and temperature) is measured
at >8 locations and records are available from 1969 (one location
from 1939). An LTER-quality environmental monitoring system was
installed in 2001. Precipitation, streamflow, and snowpack chemistry
is monitored weekly, and measurements start in 1982. Tree growth,
seed production, and tree mortality records begin in 1938.
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Research - Past and Current
Early research at the FEF was oriented toward timber or water
production and quality resulting from forest management. Additionally,
much research focused on the effect of forest structure and species
water use, snow distribution, and water yield.
Current research addresses questions about links between forests,
riparian areas and streams, and aims to better understand mechanisms
important in nutrient cycling, snow hydrology and ecosystem carbon
storage. More than 30 individual studies are currently in progress,
in addition to continued long-term monitoring of climate, streamflow,
and water chemistry.
Facilities
The Fraser Experimental Forest has facilities available
to support a variety of research projects and group size.
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