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Northern Canadian Shield taiga is a taiga ecoregion located in northern Canada, stretching from Great Bear Lake in the Northwest Territories to Hudson Bay in eastern Nunavut. The region supports conifer forests to its northern edge, where the territory grades into tundra .
Boreal forests occur in the more southern parts of the taiga ecoregion that spreads across the northern parts of the world. Canada's boreal forest is a vast region comprising about one third of the circumpolar boreal forest that rings the Northern Hemisphere, mostly north of the 50th parallel. [1]
Taiga covers 17 million square kilometres (6.6 million square miles) or 11.5% of the Earth's land area, [8] second only to deserts and xeric shrublands. [1] The largest areas are located in Russia and Canada. In Sweden taiga is associated with the Norrland terrain. [9]
Located in northeastern Canada, this ecoregion covers a large part of northern Quebec and most of Labrador, reaching from Hudson Bay and James Bay in the west, across to Ungava Bay and east to the Atlantic Ocean coast of Labrador. This is a taiga ecoregion and therefore stops at the treeline, beyond which is tundra.
There has been an increase in oil extraction and mining throughout the United States and Canada. Exploitation of tar sands oil reserves has increased mining. This is a large operation that started in Alberta Canada. Oil extraction has a direct effect on the taiga forests because the most valuable and abundant oil resources come from taiga forests.
The Taiga Cordillera Ecozone, as defined by the Commission for Environmental Cooperation (CEC), is a rugged, mountainous terrestrial ecozone of Canada spanning most of northern Yukon and significant portions of the border between the Yukon and the Northwest Territories.
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The Northwest Territories taiga ecoregion (WWF:NA0614) is located in the Northwest Territories and Yukon provinces of Canada. It covers forest and tundra along the Mackenzie River Valley and the surrounding highlands in the southern portion of the valley. [2] [3] [4] [5]