Seasonally-active permafrost

Alternative definitions (2), class: vernacular (0)

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Term: Seasonally-active permafrost
Definition: The uppermost layer of the permafrost which undergoes seasonal phase changes due to the lowered thawing temperature and freezing-point depression of its pore water.
GCW NSIDCCryosphere
Created 2022.03.08
Last Modified 2023.03.27
Contributed by GCW Glossary
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