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 | 6 321.57 | 6 654.11 | 11 728.17 | 11 347.50 | 10 031.79 | 4 533.99 | 3 504.39 | 2 120.41 | 1 593.47 | 1 197.61 | 10 069.21 | 3 267.72 | 72 369.94 | ||||||||||||||||||||
Ia | 9.38 | 2.41 | 31.04 | 8.30 | 15.93 | 3.28 | 2.17 | 6.38 | 6.32 | 0.02 | 0.12 | 0.01 | 85.36 | |||||||||||||||||||||
Ib | 0.79 | 49.47 | 188.77 | 338.86 | 160.42 | 153.88 | 78.72 | 36.04 | 18.60 | 81.73 | 486.57 | 13.22 | 1 607.07 | |||||||||||||||||||||
II | 187.35 | 244.44 | 439.64 | 860.84 | 831.90 | 638.07 | 529.96 | 383.34 | 265.49 | 388.65 | 1 251.36 | 108.68 | 6 129.72 | |||||||||||||||||||||
III | 0.10 | 4.19 | 30.48 | 23.13 | 0.46 | 3.30 | 1.43 | < 0.01 | 0.00 | 0.00 | 1.63 | 0.47 | 65.19 | |||||||||||||||||||||
IV | 22.09 | 13.97 | 42.53 | 37.14 | 76.56 | 2.62 | 0.81 | 1.15 | 2.97 | 0.00 | 22.53 | 1.39 | 223.76 | |||||||||||||||||||||
V | 0.90 | < 0.01 | 3.99 | 16.34 | 0.29 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 21.52 | |||||||||||||||||||||
VI | 0.00 | 1.35 | 3.38 | 7.38 | 3.64 | 0.47 | 4.95 | 0.00 | 0.00 | 0.00 | 0.00 | 7.63 | 28.80 | |||||||||||||||||||||
Other | 1.42 | 0.54 | 0.04 | 0.00 | 28.36 | 10.12 | 0.60 | 0.00 | 0.00 | 0.00 | 0.00 | 0.31 | 41.40 | |||||||||||||||||||||
Subtotal | 6 543.60 | 6 970.49 | 12 468.05 | 12 639.48 | 11 149.35 | 5 345.72 | 4 123.04 | 2 547.33 | 1 886.85 | 1 668.01 | 11 831.42 | 3 399.42 | 80 572.76 | |||||||||||||||||||||
Boreal | NA | 12 398.29 | 15 845.25 | 22 734.79 | 37 742.62 | 74 990.50 | 50 915.93 | 15 164.19 | 3 726.01 | 1 704.46 | 435.91 | 2 497.61 | 16 421.45 | 254 576.99 | ||||||||||||||||||||
Ia | 17.15 | 36.25 | 28.52 | 43.13 | 83.73 | 61.65 | 2.54 | 0.00 | 0.00 | 0.00 | 0.00 | 0.31 | 273.28 | |||||||||||||||||||||
Ib | 131.67 | 166.92 | 480.42 | 1 296.31 | 938.53 | 766.08 | 151.84 | 94.50 | 212.76 | 62.13 | 490.51 | 265.09 | 5 056.74 | |||||||||||||||||||||
II | 229.48 | 378.84 | 1 717.29 | 1 807.28 | 1 955.62 | 967.89 | 300.63 | 461.87 | 210.61 | 84.20 | 103.87 | 107.24 | 8 324.80 | |||||||||||||||||||||
III | 59.34 | 7.38 | 93.63 | 157.21 | 499.76 | 762.49 | 8.62 | 0.00 | 0.00 | 0.00 | 0.00 | 0.38 | 1 588.79 | |||||||||||||||||||||
IV | 8.70 | 90.23 | 19.20 | 55.31 | 52.06 | 45.00 | 9.38 | 0.00 | 0.00 | 0.00 | 16.46 | 3.94 | 300.28 | |||||||||||||||||||||
V | 0.01 | 0.15 | 0.22 | 2.62 | 8.13 | 39.76 | 0.69 | 0.00 | 0.00 | 0.00 | 0.00 | 0.18 | 51.77 | |||||||||||||||||||||
VI | 1.49 | 5.06 | 9.37 | 21.42 | 11.49 | 38.80 | 1.33 | 0.00 | < 0.01 | 0.00 | 0.00 | 0.15 | 89.11 | |||||||||||||||||||||
Other | 0.00 | 0.00 | 0.15 | 12.29 | 143.23 | 0.37 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 156.05 | |||||||||||||||||||||
Subtotal | 12 846.13 | 16 530.08 | 25 083.58 | 41 138.18 | 78 683.06 | 53 597.97 | 15 639.22 | 4 282.37 | 2 127.82 | 582.25 | 3 108.44 | 16 798.74 | 270 417.83 | |||||||||||||||||||||
Canada | NA | 18 719.86 | 22 499.35 | 34 462.96 | 49 090.12 | 85 022.29 | 55 449.92 | 18 668.58 | 5 846.42 | 3 297.93 | 1 633.53 | 12 566.81 | 19 689.17 | 326 946.93 | ||||||||||||||||||||
Ia | 26.52 | 38.66 | 59.56 | 51.43 | 99.66 | 64.93 | 4.71 | 6.38 | 6.32 | 0.02 | 0.12 | 0.32 | 358.64 | |||||||||||||||||||||
Ib | 132.46 | 216.39 | 669.19 | 1 635.16 | 1 098.95 | 919.95 | 230.56 | 130.54 | 231.36 | 143.86 | 977.08 | 278.31 | 6 663.81 | |||||||||||||||||||||
II | 416.82 | 623.29 | 2 156.93 | 2 668.11 | 2 787.51 | 1 605.96 | 830.59 | 845.21 | 476.10 | 472.85 | 1 355.23 | 215.92 | 14 454.52 | |||||||||||||||||||||
III | 59.45 | 11.56 | 124.10 | 180.33 | 500.22 | 765.79 | 10.05 | < 0.01 | 0.00 | 0.00 | 1.63 | 0.85 | 1 653.98 | |||||||||||||||||||||
IV | 30.79 | 104.21 | 61.73 | 92.44 | 128.63 | 47.62 | 10.19 | 1.15 | 2.97 | 0.00 | 38.99 | 5.32 | 524.04 | |||||||||||||||||||||
V | 0.92 | 0.15 | 4.21 | 18.96 | 8.42 | 39.76 | 0.69 | 0.00 | 0.00 | 0.00 | 0.00 | 0.18 | 73.30 | |||||||||||||||||||||
VI | 1.49 | 6.41 | 12.75 | 28.80 | 15.14 | 39.27 | 6.28 | 0.00 | < 0.01 | 0.00 | 0.00 | 7.77 | 117.91 | |||||||||||||||||||||
Other | 1.42 | 0.54 | 0.20 | 12.29 | 171.59 | 10.49 | 0.60 | 0.00 | 0.00 | 0.00 | 0.00 | 0.31 | 197.45 | |||||||||||||||||||||
Total | 19 389.74 | 23 500.57 | 37 551.63 | 53 777.65 | 89 832.41 | 58 943.69 | 19 762.26 | 6 829.70 | 4 014.68 | 2 250.25 | 14 939.86 | 20 198.16 | 350 990.59 | |||||||||||||||||||||
Source: Canada's National Forest Inventory, revised 2006 baseline (Version 3, December 2013) (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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