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Confidence votes 46. Answer: Tundra are deserts because the tundra supports only a small number of organisms, it has low precipitation (often only 10 to 12 cm [3-5 inches] per year). When you have very little precipitation and no wildlife it is considered a desert. Answer: <br /> Tundra are deserts because the tundra supports only a small number of organisms, it has low precipitation (often only 10 to 12 cm [3-5 inches] per year).
What Makes the Tundra Biome Unique. The Tundra biome is the coldest of all five world biomes. A Tundra is a treeless area near the Arctic where the ground is always frozen and there's very little plant life. Tundras are found just below the ice caps of the Arctic, across North America, in Europe, Siberia and Asia.Most of Alaska and almost half of Canada are located in the Tundra biome.Tundras cover about one-fifth of Earth's land surface. There are two different types of Tundras: Arctic and Alpine.undras are found just below the ice caps of the Arctic, across North America, in Europe, Siberia and Asia. Most of Alaska and almost half of Canada are located in the Tundra biome. Tundras cover about one-fifth of Earth's land surface. There are two different types of Tundras: Arctic and Alpine.