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 …showed first 75 words of 546 total…

…showed last 75 words of 546 total…in the lemming population. Large quantities of vegetation then are consumed which, causes not only lemmings to starve to death but, also other herbivores in the area. Synonymous with the growth and decline of the lemming population, is the inevitable growth and decline of the predator population, e.g. foxes, wolves, etc. Eventually, the decomposing bodies of the dead animals replenish the soil and the animal populations again flourish only for the cycle to repeat.