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Tundra is a large region located in the northern hemisphere of the world. It is also known as the "Barren Land" and it lies principally along the Arctic Circle, on the coast and islands of the Arctic Ocean, and to the north of the coniferous forest belt. In Canada, the southern boundary extends from the Mackenzie Delta to southern Hudson Bay and northeast to Labrador. In north Siberia the tundra is the wildest area and it reaches as far north as 60 latitude.
For most of the year the mean monthly temperature of the tundra region is below freezing and the growing season averages only 2 weeks per year. The tundra has long and severe winters and short summers. The winters consist of strong winds and blizzards while the summers are relatively warm. But, even in the hottest days of July the temperature does not rise above 10C. Although there are relatively high temperatures in the summer days, the ground never thaws due to the fact that the subsoil is p
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arctic, Russia, Arctic Ocean, North America, Canada, Hudson Bay, Siberia,
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tundra, oil and natural gas, lemming, arctic, Arctic Circle, Arctic Ocean, arctic fox, summer days, northern hemisphere, coniferous forest, flowering plants, human beings, seed dispersal, permafrost, Hudson Bay, North America, polar bear, the arctic, growing season, the summer, Russia, soil, sedges, pollute, starve, subsoil, large, replenish, herbivores, rooting, marshes, Komi, Siberia, hottest, freezing, snowshoe, lichens, mosses, foxes, Labrador, boom, Caribou, averages, blizzards, predator, ecosystem, wolves, Inuits, rabbit, pollution,