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Chapter 2: Current and Historical
Trends in Use, Management and Disturbance of United States Forest
Lands-Metric Unit Data
by Richard A. Birdsey & George M. Lewis
Table 5. Gain of forest land (afforestation)
by region, conterminous U.S., 1907-19971.
| |
1907
|
1939
|
1954
|
1964
|
1978
|
1988
|
Total 1907
|
| |
to 1938
|
to 1953
|
to 1963
|
to 1977
|
to 1987
|
to 1997
|
to 1997
|
|
(Million ha)
|
| Region |
|
Northeast |
3.0
|
3.1
|
3.6
|
2.2
|
1.3
|
1.3
|
14.5
|
|
North Central |
1.3
|
0.8
|
1.0
|
0.9
|
1.5
|
2.5
|
8.0
|
|
Southeast |
3.0
|
3.1
|
1.7
|
1.2
|
1.1
|
1.9
|
12.0
|
|
South Central |
5.0
|
5.0
|
2.3
|
2.8
|
1.7
|
2.9
|
19.7
|
|
Great Plains |
0.4
|
0.4
|
0.3
|
0.1
|
0.1
|
0.4
|
1.7
|
|
Intermountain |
0.3
|
0.3
|
1.2
|
0.9
|
0.7
|
1.1
|
4.5
|
|
Pacific Coast |
0.1
|
0.1
|
0.5
|
0.1
|
0.2
|
0.4
|
1.4
|
| Total |
13.1
|
12.9
|
10.6
|
8.2
|
6.5
|
10.6
|
61.9
|
| 1From various USDA and Census reports (see text). |
Users of these tables are kindly requested
to cite their source:
Birdsey, Richard A.; Lewis, George M. 2002. Current and Historical
Trends in 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.
|