It is a soil at or below the freezing point of water degree for two or more years. Most permafrost is located in high latitudes (in and around Arctic and Antarctic regions) but Alpine permafrost may exist at high altitudes in much lower latitudes.
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It is a soil at or below the freezing point of water degree for two or more years. Most permafrost is located in high latitudes (in and around Arctic and Antarctic regions) but Alpine permafrost may exist at high altitudes in much lower latitudes.