parabolic dune

parabolic dune
   A sand dune with a long, scoop-shaped form, convex in the downwind direction so that its horns point upwind, whose ground plan, when perfectly developed, approximates the form of a parabola.
   GG

Glossary of landform and geologic terms. 2013.

Игры ⚽ Нужна курсовая?

Look at other dictionaries:

  • Dune — For other uses, see Dune (disambiguation). Erg Chebbi, Morocco …   Wikipedia

  • dune —    A low mound, ridge, bank or hill of loose, windblown, subaerially deposited granular material (generally sand), either barren and capable of movement from place to place, or covered and stabilized with vegetation, but retaining its… …   Glossary of landform and geologic terms

  • barchan dune —    A crescent shaped dune with tips extending leeward (downwind), making this side concave and the windward (upwind) side convex. Barchan dunes tend to be arranged in chains extending in the dominant wind direction.    Compare: parabolic dune.… …   Glossary of landform and geologic terms

  • Hoffmaster State Park — IUCN Category V (Protected Landscape/Seascape) Parabolic dune in Hoffmaster State Park. Note damage to dune grass on unauthorized trail in center of …   Wikipedia

  • Chevron (land form) — This article is about deposits of sediment across the earth s surface. For folds in rock layers, see Chevron (geology). A chevron is a wedge shaped sediment deposit observed on coastlines and continental interiors around the world. The term… …   Wikipedia

  • Geography of Prince Edward Island — Infobox Islands name = Prince Edward image caption = This is the coast of Prince Edward Island around Cavendish image size = locator Location map|Canada PEI map custom = yes native name = native name link = nickname = location = Gulf of Saint… …   Wikipedia

  • landform —    Any physical, recognizable form or feature on the earth s surface, having a characteristic shape, internal composition, and produced by natural causes; a distinct individual produced by a set of processes. Landforms can span a large size (e.g …   Glossary of landform and geologic terms

  • Prince Edward Island — This article is about the Canadian province. For the sub Antarctic islands, see Prince Edward Islands. For other uses of PEI, see Pei (disambiguation). Prince Edward Island Île du Prince Édouard (French) …   Wikipedia

  • дюны параболические — Имеют форму дуги, открытой ветру. По внутренней стороне склон пологий (2 120), на внешней стороне крутой (16 300). Образуются Д.п., когда оба конца перемещаемого вала закрепляются растительностью или влажным субстратом, в то время как середина,… …   Справочник технического переводчика

  • Erg (landform) — For other uses, see Erg (disambiguation). Issaouane Erg, Algeria. (31°11 …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”