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

Metric Unit Data

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Publications & Products
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 13. Area of old timberland in the Eastern U.S., by region and forest type, 19971.

 
Southeast
South Central
Northeast
North Central
Great Plains2
Total East
(Thousand ha)
Forest Type
White-red-jack pine
11.3
2.7
142.9
50.6
49.0
256.4
Spruce-fir
0.0
0.0
435.8
360.6
0.0
796.4
Longleaf-slash pine (planted)
0.0
0.0
0.0
0.0
0.0
0.0
Longleaf-slash pine (natural)
4.9
0.0
0.0
0.0
0.0
4.9
Loblolly-shortleaf pine (planted)
0.0
0.0
0.0
0.0
0.0
0.0
Loblolly-shortleaf pine (natural)
18.2
49.0
6.9
3.2
0.0
77.3
Oak-pine
58.3
69.6
38.4
14.6
0.0
180.8
Oak-hickory
448.0
1,641.8
492.1
794.8
0.0
3,376.7
Oak-gum-cypress
265.5
116.7
1.2
6.5
0.0
389.9
Elm-ash-cottonwood
5.0
92.0
23.1
150.9
0.0
271.0
Maple-beech-birch
15.2
92.9
681.5
635.4
0.0
1,424.9
Aspen-birch
0.0
0.0
26.3
59.5
0.0
85.8
Other forest types
0.0
0.0
0.0
0.0
0.0
0.0
Nonstocked
1.2
0.0
0.0
0.0
0.0
1.2
Total
827.5
2,064.6
1,848.2
2,076.0
49.0
6,865.3
1 From Smith et al. 2001. Old timberland includes areas with an age of 100 years and greater. 
 Uneven-aged forest land is excluded.
2 For the Great Plains, white-red-jack pine includes Ponderosa pine and White pine.


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.


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