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Science Keywords > EARTH SCIENCE > LAND SURFACE > FROZEN GROUND > ACTIVE LAYER

Preferred term

ACTIVE LAYER  

Definition

  • Active layer, also called frost zone or mollisol is that part of the soil included with the suprapermafrost layer (i.e., existing above permafrost) that usually freezes in winter and thaws in summer. (en)

Broader concept

Change note

  • 2017-03-10 08:55:26.0 [tstevens] update Definition (Active layer, also called frost zone or mollisol is that part of the soil included with the suprapermafrost layer (i.e., existing above permafrost) that usually freezes in winter and thaws in summer.); update Definition (American Meteorological Society Glossary of Meteorology. "http://amsglossary.allenpress.com/glossary" );

URI

https://gcmd.earthdata.nasa.gov/kms/concept/10270ee0-8d85-4c75-9fa2-49e7a9755cb3

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