Table 2.14 - Annual average and total accumulation of carbon in live trees on timberland in the Northeast and Mid-Atlantic, by forest type and productivity class, 1987
Net annual growth of
growing stock
Net annual growth of
solid wood
Forest type and
productivity class
Area of timberland Softwood Hardwood Softwood Hardwood Average carbon accumulation
in trees
Total carbon accumulation
in trees
(1,000 ac) (1,000,000 cu ft) (1,000,000 cu ft) (Lbs/ac) (1,000 metric tons)
White-redjack pine
85+ 2,164 64,605 28,599 134,900 61,319 1,243 1,220
50 to 85 3,760 75,212 56,503 160,101 124,335 1,080 1,842
20 to 50 2,144 39,462 31,464 83,973 71,690 1,045 1,016
Total 8,067 179,277 116,569 378,969 257,349 1,115 4,079
Spruce-fir
85+ 1,557 46,544 14,769 100,646 33,976 1,131 799
50 to 85 5,658 143,871 41,766 316,292 100,275 960 2,463
20 to 50 2,793 68,245 17,759 149,959 42,556 892 1,131
Total 10,007 258,661 74,294 566,900 176,806 968 4,392
Loblolly-shortleaf pine
85 + 791 37,622 13,675 85,346 29,937 2,541 911
50 to 85 808 27,156 13,811 59,592 29,927 1,957 718
20 to 50 1,105 25,709 9,087 53,473 18,658 1,137 570
Total 2,704 90,486 36,572 198,409 78,520 1,793 2,199
Oak-pine
85 + 841 16,141 29,622 34,907 62,728 2,203 840
50 to 85 1,600 27,196 47,546 60,216 102,973 1,933 1,403
20 to 50 1,097 14,991 29,691 31,484 63,898 1,656 824
Total 3,539 58,327 106,861 126,605 229,602 1,911 3,067
Oak-hickory
85 + 10,330 13,231 420,419 28,781 910,212 1,775 8,318
50 to 85 15,838 25,690 645,310 54,963 1,391,381 1,778 12,776
20 to 50 10,560 19,997 385,498 42,202 816,487 1,577 7,552
Total 36,730 58,914 1,451,227 125,937 3,118,080 1,719 28,646
Oak-gum-cypress
85 + 60 36 2,213 70 4,728 1,427 39
50 to 85 148 1,707 5,025 3,831 10,567 1,670 112
20 to 50 232 1,307 13,427 2,808 27,276 2,299 242
Total 443 3,050 20,665 6,709 42,571 1,958 394
Elm-ash-cottonwood
85 + 808 48,117 1,834 105,042 1,533 847
50 to 85 2,279 1,575 58,932 3,282 126,564 995 1,029
20 to 50 1,382 1,527 32,158 3,309 69,322 917 575
Total 4,879 3,907 139,207 8,418 300,928 1,107 2,451
Maple-beech-birch
85 + 6,511 23,783 236,468 50,095 494,936 1,513 4,467
50 to 85 12,971 46,367 440,846 96,649 921,485 1,417 8,336
20 to 50 9,663 40,041 262,365 86,327 594,426 1,258 5,513
Total 29,145 110,189 939,682 233,069 2,010,854 1,386 18,317
Aspen-birch 540 2,423 16,831 5,208 36,299 1,074 263
85 + 1,453 5,317 41,339 11,556 91,859 997 657
50 to 85 1,247 5,221 35,191 11,507 83,440 1,065 602
20 to 50 3,239 12,960 93,361 28,269 211,599 1,036 1,522
Total
Non-stocked timberland
85 + 19 0 93 0 192 205 2
50 to 85 224 30 364 61 794 75 8
20 to 50 158 17 71 34 154 23 2
Total 401 47 528 95 1,141 61 11
All timberland
85 + 24,028 205,191 810,810 441,783 1,739,379 1,625 17,708
50 to 85 44,744 354,117 1,351,445 766,535 2,900,165 1,446 29,344
20 to 50 30,381 216,516 816,711 465,074 1,787,907 1,308 18,027
Total 99,153 775,823 2,978,968 1,673,390 6,427,456 1,447 65,078