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Publications & Products

Carbon in United States Forests and Wood Products, 1987-1997: State-by-State Estimates
by Richard A. Birdsey & George M. Lewis

Vermont Estimate for 1987-1997

Table 1. Area by land class (1000 ac).
Land class
1987
1992
1997
Average Annual Change
 
1987-1992
1992-1997
1987-1997
Timberland
4,424
4,442
4,461
4
4
4
Other forest land
46
51
55
1
1
1
Reserved timberland
39
65
91
5
5
5
TOTAL
4,509
4,558
4,607
10
10
10
 
Table 2. Area of forest land by forest type (1000 ac).
Forest type
1987
1992
1997
Average Annual Change
 
1987-1992
1992-1997
1987-1997
White-red-jack pine
577
537
496
-8
-8
-8
Spruce-fir
662
565
468
-19
-19
-19
Longleaf-slash pine (planted)
0
0
0
0
0
0
Longleaf-slash pine (natural)
0
0
0
0
0
0
Loblolly-shortleaf pine (planted)
0
0
0
0
0
0
Loblolly-shortleaf pine (natural)
0
0
0
0
0
0
Oak-pine
71
53
36
-4
-4
-4
Oak-hickory
159
166
173
1
1
1
Oak-gum-cypress
0
3
6
1
1
1
Elm-ash-cottonwood
112
96
79
-3
-3
-3
Maple-beech-birch
2,703
2,889
3,074
37
37
37
Aspen-birch
208
241
274
7
7
7
Other forest types
0
0
0
0
0
0
Non-stocked
17
9
0
-2
-2
-2
TOTAL
4,509
4,558
4,607
10
10
10
 
Table 3. Total carbon stock on forest land and annual change by forest type (MMTC).
Forest type
1987
1992
1997
Average Annual Change
 
1987-1992
1992-1997
1987-1997
White-red-jack pine
59.1
57.1
55.4
-0.39
-0.35
-0.37
Spruce-fir
66.0
57.9
49.7
-1.62
-1.64
-1.63
Longleaf-slash pine (planted)
0.0
0.0
0.0
0.00
0.00
0.00
Longleaf-slash pine (natural)
0.0
0.0
0.0
0.00
0.00
0.00
Loblolly-shortleaf pine (planted)
0.0
0.0
0.0
0.00
0.00
0.00
Loblolly-shortleaf pine (natural)
0.0
0.0
0.0
0.00
0.00
0.00
Oak-pine
5.3
4.0
2.6
-0.28
-0.27
-0.27
Oak-hickory
13.3
15.3
17.3
0.40
0.40
0.40
Oak-gum-cypress
1.7
1.0
0.4
-0.13
-0.12
-0.12
Elm-ash-cottonwood
66.4
35.2
4.3
-6.23
-6.18
-6.20
Maple-beech-birch
216.1
277.6
339.0
12.31
12.28
12.29
Aspen-birch
13.5
18.8
24.0
1.06
1.06
1.06
Other forest types
0.0
0.0
0.0
0.00
0.00
0.00
Non-stocked
1.4
0.6
-0.1
-0.15
-0.15
-0.15
TOTAL
442.6
467.5
492.6
4.98
5.02
5.00
 
Table 4. Total carbon stock on forest land and annual change by accounting component (MMTC).
Accounting component
1987
1992
1997
Average Annual Change
 
1987-1992
1992-1997
1987-1997
Biomass
100.9
122.1
143.4
4.25
4.27
4.26
Forest floor and coarse woody debris
42.4
43.1
43.9
0.15
0.15
0.15
Soils
284.8
286.0
287.3
0.24
0.25
0.24
Wood products and landfills
14.5
16.2
18.0
0.34
0.35
0.35
TOTAL
442.6
467.5
492.6
4.98
5.02
5.00
 
Table 5. Total carbon stock on forest land and annual change by owner (MMTC).
Owner group
1987
1992
1997
Average Annual Change
 
1987-1992
1992-1997
1987-1997
National Forest
30.7
31.8
32.9
0.22
0.22
0.22
Other Public
42.1
42.9
43.7
0.16
0.16
0.16
Forest Industry
36.2
30.8
24.7
-1.08
-1.21
-1.15
Other Private
333.6
362.0
391.3
5.69
5.86
5.77
TOTAL
442.6
467.5
492.6
4.98
5.02
5.00
 
Table 6. Change in total carbon stock on forest land attributed to land use change (MMTC).
Accounting component
1987
1992
1997
Average Annual Change
 
1987-1992
1992-1997
1987-1997
Biomass
0.0
-0.7
-1.1
-0.15
-0.08
-0.11
Forest floor and coarse woody debris
0.0
-0.5
-1.0
-0.10
-0.11
-0.10
Soils
0.0
-1.2
-2.2
-0.24
-0.19
-0.22
Wood products and landfills
0.0
0.4
0.9
0.09
0.10
0.09
TOTAL
0.0
-2.0
-3.4
-0.41
-0.28
-0.34

 


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