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glacial erosion

   Also found in: Dictionary/thesaurus, Medical, Legal, Financial, Wikipedia 0.01 sec.
glacial erosion [¦glā·shəl ə′rō·zhən]
(geology)
Movement of soil or rock from one point to another by the action of the moving ice of a glacier. Also known as ice erosion.


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Erosion processes are more effective above the snowline where glacial erosion dominates," said Vivi Pedersen of Aarhus University.
The difficulties in testing this hypothesis relate to i) accessibility of such areas in Baffin Island and northern Labrador, ii) the lack of glacial erosion or deposits in these areas, and iii) the lack of radiocarbon media that could be dated in areas that are above the treeline.
Different reasons have been set forth for the formation of these palaeoincisions: (1) preglacial or interglacial river erosion, (2) glacial erosion of the Pleistocene glaciers, (3) glacial and glaciofluvial erosion during repeated advances and retreats of the Pleistocene glaciers.
 
 
 
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