Boreal zone | IUCN category | Age (years) | Total | |||||||||||||||||||||||||||||||
1-20 | 21-40 | 41-60 | 61-80 | 81-100 | 101-120 | 121-140 | 141-160 | 161-180 | 181-200 | 201+ | Other2 | |||||||||||||||||||||||
Non-boreal | NA | 6 396.80 | 9 539.18 | 10 928.33 | 10 947.84 | 10 167.17 | 5 021.10 | 4 006.02 | 2 752.81 | 1 585.51 | 1 421.52 | 9 976.51 | 4 096.05 | 76 838.84 | ||||||||||||||||||||
Ia | 1.48 | 12.81 | 24.83 | 35.30 | 19.80 | 3.13 | 9.09 | 0.17 | 5.09 | 0.00 | 2.72 | <0.01 | 114.42 | |||||||||||||||||||||
Ib | 4.83 | 49.46 | 158.87 | 291.65 | 395.46 | 186.03 | 177.40 | 66.32 | 45.01 | 26.86 | 544.79 | 15.45 | 1 962.12 | |||||||||||||||||||||
II | 104.19 | 519.93 | 712.62 | 747.25 | 945.76 | 537.09 | 515.88 | 474.82 | 356.33 | 253.89 | 1 965.42 | 149.65 | 7 282.83 | |||||||||||||||||||||
III | 15.74 | 2.70 | 7.42 | 8.53 | 12.78 | 2.40 | 3.48 | 0.00 | 0.00 | 0.00 | 0.28 | <0.01 | 53.33 | |||||||||||||||||||||
IV | 14.62 | 32.02 | 70.21 | 67.34 | 141.72 | 5.74 | 11.05 | 0.80 | 3.06 | 0.00 | 23.57 | 3.23 | 373.36 | |||||||||||||||||||||
V | 0.31 | 0.09 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | |||||||||||||||||||||
VI | 0.40 | 1.27 | 6.77 | 11.93 | 3.15 | 7.23 | 3.85 | 0.00 | 0.00 | 0.00 | 0.00 | 0.12 | 34.72 | |||||||||||||||||||||
Other | 5.88 | 9.20 | 16.20 | 10.31 | 1.64 | 3.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 19.26 | 65.50 | |||||||||||||||||||||
Subtotal | 6 544.26 | 10 166.66 | 11 925.26 | 12 120.16 | 11 687.48 | 5 765.72 | 4 726.77 | 3 294.92 | 1 995.00 | 1 702.26 | 12 513.28 | 4 283.75 | 86 725.53 | |||||||||||||||||||||
Boreal | NA | 14 094.37 | 25 172.27 | 30 739.33 | 37 857.15 | 38 035.29 | 47 089.90 | 37 004.91 | 12 017.73 | 2 191.74 | 505.10 | 2 721.23 | 12 100.96 | 259 529.99 | ||||||||||||||||||||
Ia | 0.90 | 45.12 | 35.57 | 29.30 | 56.02 | 6.11 | 40.35 | 3.19 | 0.00 | 0.00 | 0.00 | 0.00 | 216.56 | |||||||||||||||||||||
Ib | 351.66 | 540.87 | 882.75 | 1 256.91 | 664.85 | 949.05 | 888.00 | 156.10 | 139.90 | 46.20 | 539.00 | 363.04 | 6 778.32 | |||||||||||||||||||||
II | 342.99 | 1 364.41 | 2 051.59 | 2 475.81 | 2 451.07 | 2 997.05 | 2 345.63 | 708.15 | 129.79 | 71.00 | 306.29 | 378.63 | 15 622.42 | |||||||||||||||||||||
III | 0.00 | 11.73 | 11.88 | 10.02 | 14.22 | 21.79 | 12.09 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 81.73 | |||||||||||||||||||||
IV | 19.01 | 50.29 | 135.15 | 191.70 | 177.17 | 24.47 | 139.75 | 18.48 | 3.40 | 0.17 | 15.25 | 70.59 | 845.41 | |||||||||||||||||||||
V | 0.16 | 0.00 | 2.22 | 1.23 | 8.04 | 3.54 | 2.36 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 17.55 | |||||||||||||||||||||
VI | 21.23 | 8.08 | 48.14 | 43.36 | 31.56 | 179.90 | 1.23 | 0.47 | 1.69 | 2.07 | 0.00 | 0.02 | 337.75 | |||||||||||||||||||||
Other | 38.88 | 186.52 | 211.79 | 172.32 | 130.87 | 108.69 | 27.05 | 4.58 | 0.00 | 0.26 | 0.00 | 0.09 | 881.05 | |||||||||||||||||||||
Subtotal | 14 869.20 | 27 379.28 | 34 118.43 | 42 037.79 | 41 569.10 | 51 380.50 | 40 461.36 | 12 908.71 | 2 466.52 | 624.80 | 3 581.78 | 12 913.32 | 284 310.79 | |||||||||||||||||||||
Canada | NA | 20 491.17 | 34 711.45 | 41 667.67 | 48 804.99 | 48 202.46 | 52 111.00 | 41 010.93 | 14 770.55 | 3 777.25 | 1 926.62 | 12 697.74 | 16 197.01 | 336 368.83 | ||||||||||||||||||||
Ia | 2.38 | 57.92 | 60.40 | 64.60 | 75.83 | 9.24 | 49.44 | 3.37 | 5.09 | 0.00 | 2.72 | <0.01 | 330.99 | |||||||||||||||||||||
Ib | 356.49 | 590.33 | 1 041.62 | 1 548.56 | 1 060.31 | 1 135.08 | 1 065.40 | 222.42 | 184.91 | 73.06 | 1 083.79 | 378.48 | 8 740.44 | |||||||||||||||||||||
II | 447.18 | 1 884.34 | 2 764.21 | 3 223.05 | 3 396.84 | 3 534.14 | 2 861.51 | 1 182.97 | 486.12 | 324.89 | 2 271.71 | 528.28 | 22 905.25 | |||||||||||||||||||||
III | 15.74 | 14.44 | 19.30 | 18.55 | 27.00 | 24.18 | 15.57 | 0.00 | 0.00 | 0.00 | 0.28 | <0.01 | 135.06 | |||||||||||||||||||||
IV | 33.63 | 82.30 | 205.36 | 259.05 | 318.88 | 30.21 | 150.80 | 19.27 | 6.45 | 0.17 | 38.82 | 73.82 | 1 218.77 | |||||||||||||||||||||
V | 0.47 | 0.09 | 2.22 | 1.23 | 8.04 | 3.54 | 2.36 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 17.95 | |||||||||||||||||||||
VI | 21.64 | 9.35 | 54.92 | 55.29 | 34.72 | 187.13 | 5.08 | 0.47 | 1.69 | 2.07 | 0.00 | 0.13 | 372.48 | |||||||||||||||||||||
Other | 44.76 | 195.72 | 227.99 | 182.63 | 132.50 | 111.70 | 27.05 | 4.58 | 0.00 | 0.26 | 0.00 | 19.35 | 946.55 | |||||||||||||||||||||
Total | 21 413.45 | 37 545.95 | 46 043.69 | 54 157.95 | 53 256.58 | 57 146.23 | 45 188.13 | 16 203.63 | 4 461.52 | 2 327.06 | 16 095.05 | 17 197.08 | 371 036.32 | |||||||||||||||||||||
Source: Canada's National Forest Inventory, combined remeasured (2007-2017) and projected (2006-2017 with NFI projection system) data (Version 2, November 2022) (http://nfi.nfis.org) | ||||||||||||||||||||||||||||||||||
Note: The Non-boreal zone in the Arctic ecozones (Arctic Cordillera, Northern Arctic, Southern Arctic) are not inventoried. The total land and water area amounts to approximately 252,202.08 thousand ha. | ||||||||||||||||||||||||||||||||||
1 IUCN: International Union for Conservation of Nature (http://www.iucn.org). Data obtained from the Canadian Protected and Conserved Areas Database (CPCAD) (https://www.canada.ca/en/environment-climate-change/services/national-wildlife-areas/protected-conserved-areas-database.html). 2 Missing or unknown age class. |
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