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TOPOGRAPHIE BOSSES CREUX [3 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2010-12-20

English

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

A delta whose upper margin was built in contact with glacial ice.

CONT

A kame delta is a glacial landform made by a stream flowing through glacial ice and depositing material (Kame - distinctive because it has been sorted by the action of the stream) upon entering a lake or pond at the end or terminus of the glacier, thus "in front" of it, a proglacial lake. This landform may often be observed after the glacier has melted and usually has a delta (in the sense of the Greek letter) or triangular shape.

CONT

Other fluvioglacial features related to kames include kame-and-kettle topography (relief characterized by mounds and depressions), kame deltas or ice-contact deltas, kame moraines (composed primarily of fluvioglacial materials deposited near the front of an inactive glacier), and kame terraces or ice-contact terraces.

OBS

kame delta; moraine-delta: terms used at Natural Resources Canada - Earth Sciences Sector.

Key term(s)
  • ice contact delta

French

Domaine(s)
  • Glaciologie
  • Géomorphologie et géomorphogénie
CONT

Lorsque les torrents d’eau de fonte se jetaient dans des eaux proglaciaires peu profondes, leur charge était rapidement déposée pour former à proximité de la glace, des deltas de kame.

CONT

Il existe aussi d’autres formes fluvioglaciaires apparentées aux kames tels les complexes de kames et kettles(topographie en bosses et creux), les delta-kame ou delta juxtaglaciaire, les moraines de kame(constituées surtout de matériaux fluvioglaciaires mis en place près du front d’un glacier inactif), les terrasses de kame ou terrasses juxtaglaciaires.

OBS

delta-kame; delta juxtaglaciaire : termes en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Save record 1

Record 2 2010-11-19

English

Subject field(s)
  • Geomorphology and Geomorphogeny
  • Physical Geography (General)
DEF

Lumpy, or in small uneven knolls.

OBS

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

French

Domaine(s)
  • Géomorphologie et géomorphogénie
  • Géographie physique (Généralités)
OBS

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

PHR

Relief, topographie en bosses et creux.

PHR

Région mamelonnée.

PHR

Terrain bosselé.

Spanish

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Record 3 2004-06-01

English

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

A moraine consisting of various kinds of materiel, displaying typical knob-and-basin topography.

CONT

The second type [of non-oriented moraine] has high local relief and displays surfaces that range from irregular-mounded with many pits, to equidimensional mounded with few pits, and has been named disintegration, dead-ice, or stagnation moraine

OBS

This type of moraine frequently lacks linear elements, with no clearly defined orientation relative to ice flow. It is generally deposited by stagnant ice.

French

Domaine(s)
  • Glaciologie
  • Géomorphologie et géomorphogénie
CONT

Moraine de décrépitude. Cette moraine présente une topographie typique en bosses et en creux, dépourvue d’éléments linéaires. La plupart du temps, cette moraine est déposée par une glace stagnante. Les matériaux qui la composent sont épais et de nature variée.

Spanish

Campo(s) temático(s)
  • Glaciología
  • Geomorfología y geomorfogénesis
DEF

Morrena irregular formada con materiales diversos en el proceso normal de desagregación.

Save record 3

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