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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 8: Area of grazed forests by
region, 1945-19971.
| Region: |
1945
|
1949
|
1954
|
1959
|
1964
|
1969
|
1974
|
1978
|
1982
|
1987
|
1992
|
|
(Million ac) |
|
|
Northeast |
13.4
|
9.1
|
8.0
|
5.0
|
5.0
|
2.9
|
2.4
|
2.8
|
2.4
|
2.3
|
2.1
|
|
North Central |
22.8
|
23.9
|
22.4
|
14.8
|
15.0
|
13.8
|
11.4
|
9.2
|
8.0
|
7.8
|
7.9
|
|
Southeast |
60.3
|
39.8
|
36.0
|
17.7
|
16.9
|
13.8
|
12.2
|
11.3
|
10.0
|
9.7
|
7.4
|
|
South Central |
85.4
|
79.0
|
69.5
|
59.0
|
53.8
|
47.7
|
40.5
|
37.9
|
29.6
|
29.9
|
27.5
|
|
Great Plains |
1.6
|
1.3
|
1.5
|
1.8
|
1.3
|
1.2
|
1.1
|
1.1
|
0.9
|
0.9
|
0.6
|
|
Intermountain |
63.3
|
62.0
|
77.5
|
76.2
|
68.2
|
65.4
|
61.6
|
59.1
|
57.4
|
56.8
|
54.7
|
|
Pacific Coast |
15.6
|
22.1
|
17.8
|
16.9
|
15.6
|
12.8
|
12.4
|
13.4
|
13.0
|
12.8
|
10.7
|
|
Alaska |
n/a
|
0.4
|
n/a
|
0.6
|
0.4
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
|
Hawaii |
n/a
|
0.4
|
n/a
|
0.4
|
0.3
|
0.5
|
0.5
|
0.5
|
0.4
|
0.4
|
0.4
|
| Total |
262.5
|
237.9
|
232.8
|
192.5
|
176.6
|
158.2
|
142.2
|
135.3
|
121.8
|
120.7
|
111.3
|
| 1
From Census of Agriculture reports. |
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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.
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