gelifluction


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gelifluction

[¦jel·ə¦flək·shən]
(geology)
The slow, continuous downslope movement of rock debris and water-saturated soil that occurs above frozen ground, as in most polar regions and in many high mountain ranges. Also known as congelifluction; gelisolifluction.
References in periodicals archive ?
A variety of slope failure types has occurred in Newfoundland and Labrador, including sackung; rockfalls; debris torrents and floods; channelized debris flows and debris avalanches; rotational slumps; and gelifluction creep.
The original morphology and sediment composition of these landforms are in places significantly modified by processes such as creep, gelifluction, and sorting.
Gelifluction and mudslides are located under patches of snow or occur only during hot summers, when the ice-enriched surface permafrost horizon melts and provides enough water.