USGS: Science Topics: tundras

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Tundras

Treeless, level, or gently rolling plains characteristic of arctic or subarctic regions, having a permanently frozen subsoil, and usually supporting low growing vegetation such as lichens, mosses, and stunted shrubs. [USGS Circ 1048]

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International Polar Year 2007-2008 [New Window]: Scientific studies on the polar regions will receive greater attention during 2007-2008 as a result of USGS participation in the International Polar Year, coordinated in the US by the National Research Council, NSF, and NASA.
Polar Bear research at the Alaska Science Center [New Window]: Ecological studies of polar bears including population dynamics, dependence on sea ice, and tracking methods.

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