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Arctic Ecozone+ Status and Trends Assessment

Appendix 2: Detailed land cover classes

Table 19. Comparison of detailed land cover classes in the Arctic Ecozone+ with generalized land cover classifications.
ClassLand Cover TypeAbbrev.ESTR Land Cover ClassSouthern Arctic
(km2)
Southern Arctic
(%)
Northern Arctic
(km2)
Northern Arctic
(%)
Arctic Cordillera
(km2)
Arctic Cordillera
(%)
1Tussock graminoid tundraTgtBarren107,24218.62%65,6595.0%1,4610.7%
2Wet sedgeSed/wWetland50,5858.8%94,1357.1%3,4181.6%
3Moist to dry non-tussock graminoid/dwarf shrub tundraTntg/dspolar tundra51,2478.9%812366.2%3,6601.7%
4Dry graminoid prostrate dwarf shrub tundraTg/pdspolar tundra9,8211.7%18,9591.4%1460.1%
5Low shrubSlpolar tundra87,46115.2%4,3150.3%2030.1%
6Tall shrubStpolar tundra24,6994.3%1670.0%320.0%
7Prostrate dwarf shrubSpdpolar tundra109,87119.1%110,0348.4%4,7852.2%
8Sparsely vegetated bedrockRsvBarren52,2439.1%323,28424.5%18,5758.7%
9Sparsely vegetated till colluviumTCsvBarren11,5392.0%177,72413.5%14,8537.0%
10Bare soil with cryptogam crust - frost boilsTSccBarren18,8233.3%155,28111.8%2,9351.4%
11WetlandsWetWetland32,5285.6%33,7632.6%9650.5%
12BarrenBscalcBarren19,4703.4%195,13414.8%20,9469.8%
13Snow and/or IceS/Isnow/ice/glacier3030.1%33,6332.6%115,73654.4%
14topographic shadowsShadmountain/alpine80.0%24,0061.8%2500611.8%
- SUMS--575,840100.0%1,317,330100.0%212,721100.0%
Table 19. Countinued.
ClassLand Cover TypeAbbrev.ESTR Land Cover ClassTotal Arctic Ecozone+
(km2)
Total Arctic Ecozone+
(%)
1Tussock graminoid tundraTgtBarren174,3628.3%
2Wet sedgeSed/wWetland148,1387.0%
3Moist to dry non-tussock graminoid/dwarf shrub tundraTntg/dspolar tundra136,1436.5%
4Dry graminoid prostrate dwarf shrub tundraTg/pdspolar tundra28,9261.4%
5Low shrubSlpolar tundra91,9794.4%
6Tall shrubStpolar tundra24,8981.2%
7Prostrate dwarf shrubSpdpolar tundra224,69010.7%
8Sparsely vegetated bedrockRsvBarren394,10218.7%
9Sparsely vegetated till colluviumTCsvBarren204,1169.7%
10Bare soil with cryptogam crust - frost boilsTSccBarren177,0398.4%
11WetlandsWetWetland67,2563.2%
12BarrenBscalcBarren235,55011.2%
13Snow and/or IceS/Isnow/ice/glacier149,6727.1%
14topographic shadowsShadmountain/alpine490202.3%
-SUMS--2,105,891100.0%

The Southern Arctic is dominated by graminoid and shrub tundra; the Northern Arctic is dominated by sparsely vegetated bedrock, till colluvium, and barren lands; the Arctic Cordillera is dominated by snow and ice and mountains.

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