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GLACE POLAIRE [1 record]

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Alphabetical list of terms

Record 1 2003-04-30

English

Subject field(s)
  • Glaciology
  • Oceanography
DEF

Any sea ice more than one year old and more than 3 m thick.

OBS

It is heavily hummocked and usually the thickest form of sea ice.

French

Domaine(s)
  • Glaciologie
  • Océanographie
DEF

Morceau de glace originaire de la région polaire, de grande épaisseur, de forte résistance, vieille d'au moins un an et dont la surface est bouleversée, tels la banquise et l'iceberg.

OBS

La glace polaire constitue une source de renseignements sur les paléoclimats grâce à l'analyse des bulles d'air qui y sont emprisonnées.

Spanish

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