A layer of SOIL or BEDROCK at a variable depth beneath the SURFACE of the LAND in which the TEMPERATURE has been below freezing continuously from a few to thousands of years; permafrost.
English |
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Name | PERMAFROST |
Description | A layer of SOIL or BEDROCK at a variable depth beneath the SURFACE of the LAND in which the TEMPERATURE has been below freezing continuously from a few to thousands of years; permafrost. |
Chinese |
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Name | 永久 冻土 |