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The Potential of U.S. Forest Soils to Sequester Carbon and Mitigate the Greenhouse Effect

English Unit Data

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Publications & Products
Chapter 2: Current and Historical Trends in Use, Management and Disturbance of United States Forest Lands-English Unit Data
by Richard A. Birdsey & George M. Lewis

Table 1: Land Area of the United States by land use/land cover class, 1987 and 1997.

Timberland
469.9
490.6
20.7
Reserved forest land
37.3
41.9
4.6
Other forest land
99.9
85.4
-14.5
Cropland
406.4
376.3
-30.1
Conservation reserve
13.6
32.7
19.1
Pasture land
127.4
119.5
-7.9
Range land
616.1
610.9
-5.2
Other rural land
49.3
50.5
1.2
Developed land
79.0
97.6
18.6
Sum of forest and nonforest
1,898.8
1,905.3
6.5
Unreconciled difference4
10.9
17.5
6.6
Timberland
15.8
12.4
-3.4
Reserved forest land
5.2
9.8
4.6
Other forest land
108.0
105.1
-2.9
Timberland
0.7
0.7
0.0
Reserved forest land
0.1
0.2
0.1
Other forest land
0.9
0.9
-0.1
Total forest land
1.7
1.7
0.0
Total nonforest land
2.4
2.4
0.0
Timberland
486.4
503.7
17.3
Reserved forest land
42.6
51.9
9.3
Other forest land
208.8
191.4
-17.5
1 From Smith et al. 2001.  
2 From USDA NRCS 2001 (private land) and other public records.
3 From U.S. Census.
4 The sum of Individual sources of information does not equal the total land area because of differences in sampling, definitions, timing, and scope of data collection.


Users of these tables are kindly requested to cite their source:
Birdsey, Richard A.; Lewis, George M. 2002. Current and Historical Trends n Use, Management and Disturbance of United States Forest Lands. IN: Kimble, John et al. (eds.), The Potential of U.S. Forest Soils to Sequester Carbon and Mitigate the Greenhouse Effect. Boca Raton, Florida: CRC Press. XXX p.