- arid landform
- 干旱地形
English-Chinese geology dictionary (英汉地质大词典). 2013.
arid landform
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continental landform — ▪ geology Introduction any conspicuous topographic feature on the largest land areas of the Earth. Familiar examples are mountains (including volcanic (volcanism) cones), plateaus, and valleys. (The term landform also can be applied to… … Universalium
Malpaís (landform) — Malpaís de Güímar on Tenerife, Canary Islands A malpaís is a landform characterized by eroded rocks of volcanic origin in an arid environment. This describes many xeric places, but is strongly connected to Spanish speaking countries and the… … Wikipedia
Paha (landform) — A Paha is a hill or ridge, typically formed of sand and capped with loess. [ [ftp://ftp.igsb.uiowa.edu/gis library/ia state/geologic/Landform/paha ridges.html Paha Ridge Landform Features of Iowa] , Iowa Geological Survey, 2006. Accessed 2008 08… … Wikipedia
mesa — An isolated, flat topped landform that stands distinctly above the adjacent land area and is bounded by steep slopes or cliffs; and is generally capped by erosion resistant, nearly horizontal rock (often lava). Mesas and buttes have similar… … Glossary of landform and geologic terms
artificial drainage pattern — Human made networks of drainage structures (ditches, canals, etc.) built primarily to lower or control the local water table in low lying, flat topography such as glacial lakebeds, broad flood plains, low coastal plains, or marshes most… … Glossary of landform and geologic terms
bolson — (colloquial: western USA) A term applied to an internally drained (closed) intermontane basin in arid regions where drainages from adjacent mountains converge toward a central depression. Bolsons are often tectonically formed depressions.… … Glossary of landform and geologic terms
caliche — A general term for a prominent zone of secondary carbonate accumulation in surficial materials in warm, subhumid to arid areas. Caliche is formed by both geologic and pedologic processes. Finely crystalline calcium carbonate forms a nearly… … Glossary of landform and geologic terms
caprock — a) A hard rock layer, usually sandstone, lava, or in arid environments, limestone, that lies above shale or other less resistant bedrock or sediments; specifically a rock layer that forms relatively level, resistant topmost strata that holds… … Glossary of landform and geologic terms
climbing dune — A dune formed by the piling up of sand by wind against a cliff or mountain slope; very common in arid regions with substantial local relief and strong, prevailing winds. Compare: sand ramp. GG & SW … Glossary of landform and geologic terms
cryptogamic crust — A type of microbiotic crust consisting of a thin, biotic layer at the ground surface composed predominantly of cryptogams (i.e., algae, lichen, mosses, lichens and liverworts); most commonly found in semiarid or arid environments. Compare:… … Glossary of landform and geologic terms
flat — 1) [ geomorphology ] a) (adjective) Said of an area characterized by a continuous surface or stretch of land that is smooth, even, or horizontal, or nearly so, and that lacks any significant curvature, slope, elevations, or depressions.… … Glossary of landform and geologic terms
