Relict permafrost

Alternative definitions (3), class: vernacular (0)
Term: Relict permafrost
Definition: Permafrost existing in areas where permafrost can not form under present climatic conditions; reflects past climatic conditions that were colder.  NSIDCCryosphere 

Permafrost existing in areas where permafrost can not form under present climatic conditions  IPAPermafrost 

Permafrost existing in areas where Permafrost cannot form under present climatic conditions. Relict Permafrost (including Relict Ice) formed when the mean annual surface temperature was lower than at present; it is in disequilibrium with the present mean annual surface temperature. This Permafrost persists in places where it could not form today. Relict Ice and associated landforms are a sign of degrading Permafrost.  TrombottoGeocryology 

 GCW 
Created 2017.06.06
Last Modified 2022.03.08
Contributed by GCW Glossary
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