downslope flow

downslope flow
катабатический ветер

English-Russian aviation meteorology dictionary. 2013.

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  • flow —    A category of mass movement processes, associated sediments (flow deposit) and landforms characterized by slow to very rapid downslope movement of unconsolidated material which, whether saturated or comparatively dry, behaves much as a viscous …   Glossary of landform and geologic terms

  • debris flow — ALASKA VOLCANO OBSERVATORY GLOSSARY A mixture of water saturated rock debris that flows downslope under the force of gravity (also called lahar or mudflow). GLOSSARY OF VOLCANIC TERMS A type of mass flow comprising a dense, cohesive, flowing… …   Glossary of volcanic terms

  • `a`a flow — USGS PHOTO GLOSSARY OF VOLCANIC TERMS a a flow A a (pronounced ah ah ) is a Hawaiian term for lava flows that have a rough rubbly surface composed of broken lava blocks called clinkers. The incredibly spiny surface of a solidified a a flow makes… …   Glossary of volcanic terms

  • debris flow —    The mass movement process, associated sediments (debris flow deposit), or resultant landform characterized by a very rapid type of flow dominated by a sudden downslope movement of a mass of rock, soil, and mud (more than 50% of the particles… …   Glossary of landform and geologic terms

  • solifluction —    Slow, viscous downslope flow of water saturated regolith. Rates of flow vary widely. The presence of frozen substrate or even freezing and thawing is not implied in the original definition. However, one component of solifluction can be creep… …   Glossary of landform and geologic terms

  • Tumblagooda sandstone — The Tumblagooda sandstone is a geological formation deposited during the Silurian or Ordovician periods, around four to five hundred million years ago, and is now exposed on the west coast of Australia, straddling the boundary of the Carnarvon… …   Wikipedia

  • Alaskan mountains — ▪ mountains, United States Introduction       three principal mountain groups the Brooks Range, Alaska Range, and Aleutian Range found in Alaska.  The mountain ranges of Alaska give their state a rugged and beautiful terrain across its entire… …   Universalium

  • air drainage — noun General term for gravity induced, downslope flow of relatively cold air. Winds thus produced are called gravity winds …   Wiktionary

  • aerial drainage — noun : the downslope flow of surface air caused by its relatively high density produced by contact cooling, especially prevalent on still clear nights in hilly or mountainous terrain …   Useful english dictionary

  • Dark slope streak — Slope Streaks in Acheron Fossae in 2010 …   Wikipedia

  • valley — valleylike, adj. /val ee/, n., pl. valleys. 1. an elongated depression between uplands, hills, or mountains, esp. one following the course of a stream. 2. an extensive, more or less flat, and relatively low region drained by a great river system …   Universalium

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