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DUNE LINEAIRE [2 records]

Record 1 2015-05-20

English

Subject field(s)
  • Geomorphology and Geomorphogeny
DEF

A straight or nearly straight mound or ridge of loose sand.

CONT

Linear dunes develop where wind pressures are nearly equal on both sides of a dune.

French

Domaine(s)
  • Géomorphologie et géomorphogénie
CONT

Les dunes de sable les plus courantes sont les dunes linéaires, organisées en champs de longues dunes bien droites et parallèles. Elles sont observées là où le vent souffle dans différentes directions suivant les saisons.

Spanish

Save record 1

Record 2 2012-10-29

English

Subject field(s)
  • Geomorphology and Geomorphogeny
CONT

The transverse dune occurs on surfaces covered thickly by sand. They develop on a locally huge supply of sand with axes at right angles to the prevailing wind. They migrate slowly in the down-wind direction.

French

Domaine(s)
  • Géomorphologie et géomorphogénie
DEF

Dune à crête linéaire orientée perpendiculairement à la direction du vent qui l'a formée et dont la face au vent est plus douce que l'autre, de configuration instable et éphémère.

Spanish

Campo(s) temático(s)
  • Geomorfología y geomorfogénesis
Save record 2

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