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Map of tree line in Canada Like the alpine tree lines shown above, polar tree lines are heavily influenced by local variables such as aspect of slope and degree of shelter. In addition, permafrost has a major impact on the ability of trees to place roots into the ground.
The Canadian Arctic tundra is a biogeographic designation for Northern Canada's terrain generally lying north of the tree line or boreal forest, [2] [3] [4] that corresponds with the Scandinavian Alpine tundra to the east and the Siberian Arctic tundra to the west inside the circumpolar tundra belt of the Northern Hemisphere.
The taiga growth (as defined in North America) along the northern flank of the boreal forest creates a transition to the tundra region at the northern tree line. On the southwestern flank, the boreal forest extends into sub-alpine and lower elevation areas of northern British Columbia.
The tree line, beyond which black spruce, white spruce and tamarack no longer grow, is the boundary between the boreal zone and the Arctic zone. The Low Arctic sub-zone, the only Arctic sub-zone in Quebec, has no trees, continuous permafrost and tundra vegetation. This includes shrubs, herbaceous plants, typically graminoids, mosses and lichens ...
The Arctic, when defined as everything north of the tree line, covers most of Nunavut and the northernmost parts of Northwest Territories, Yukon, Manitoba, Ontario, Quebec and Labrador. The archipelago consists of 36,563 islands, of which 94 are classified as major islands, being larger than 130 km 2 (50 sq mi), and cover a total area of ...
BC government has vowed to protect old-growth forests, but logging is on the rise
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The forests of Canada are located across much of the country. Approximately half of Canada is covered by forest, totaling around 2.4 million km 2 (0.93 million sq mi). [ 1 ] Over 90% of Canada's forests are owned by the public ( Crown land and Provincial forest ).