TERMIUM Plus®

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PERGELISOL SPORADIQUE [1 record]

Record 1 2010-12-03

English

Subject field(s)
  • Glaciology
  • Geomorphology and Geomorphogeny
DEF

[A] form of permafrost that exists as small islands of frozen ground in otherwise unfrozen soil and sediments.

OBS

sporadic permafrost: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Glaciologie
  • Géomorphologie et géomorphogénie
CONT

Près de sa limite septentrionale, le pergélisol discontinu est répandu, tandis que près de sa limite méridionale, il se présente sous forme d'îlots isolés, d'où l'appellation «pergélisol sporadique».

OBS

Certains auteurs distinguent [...] un pergélisol sporadique lorsque des noyaux gelés existent dans une région où le sol n'est en général pas gelé de manière permanente.

OBS

pergélisol sporadique : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

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