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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 2: Area of forest land by forest
class, conterminous U.S., 1907-19971.
|
|
1907 |
1938 |
1953 |
1963 |
1977 |
1987 |
1997 |
|
(Million ac)
|
| Forest
class |
|
Timberland |
483.5
|
487.0
|
487.2
|
493.7
|
471.5
|
468.9
|
490.4
|
|
Reserved forest land |
25.6
|
25.6
|
25.1
|
26.3
|
31.6
|
37.2
|
41.8
|
|
Other forest land |
118.7
|
115.8
|
112.5
|
110.6
|
109.2
|
99.4
|
85.4
|
|
Total forest land |
627.8
|
628.4
|
624.8
|
630.6
|
612.3
|
606.7
|
617.6
|
| 1
From Smith et al. 2001 and other USDA Forest Service 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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