patterned Arctic soil

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• Patterned ground — is a term used to describe the distinct, and often symmetrical geometric shapes formed by ground material in periglacial regions. Typically found in remote regions of the Arctic, Antarctica, and the Australian outback, but also found anywhere… …   Wikipedia

• arctic — arctically, adv. /ahrk tik/ or, esp. for 7, /ahr tik/, adj. 1. (often cap.) of, pertaining to, or located at or near the North Pole: the arctic region. 2. coming from the North Pole or the arctic region: an arctic wind. 3. characteristic of the… …   Universalium

• Northern Arctic Ecozone (CEC) — The Northern Arctic Ecozone is a Canadian terrestrial ecozone which includes most of the Canadian Arctic Archipelago, the northeast peninsula of Nunavut, and the northwestern tip of Quebec. Its marine borders are with the Arctic Archipelago… …   Wikipedia

• Northern Arctic — The Northern Arctic is a Canadian terrestrial ecozone which includes most of the Canadian Arctic Archipelago, the northeast peninsula of Nunavut, and the northwestern tip of Quebec. Its marine borders are with the Arctic Archipelago Marine, and… …   Wikipedia

• Gelisol — ▪ soil  one of the 12 soil orders of the U.S. Soil Taxonomy (soil). Gelisols are perennially frozen soils of the Arctic and Antarctic regions, but they are also found at extremely high elevations in the lower latitudes. They are fragile, easily… …   Universalium

• permafrost — /perr meuh frawst , frost /, n. (in arctic or subarctic regions) perennially frozen subsoil. Also called pergelisol. [1943; PERMA(NENT) + FROST] * * * Perennially frozen earth, with a temperature below 32 °F (0 °C) continuously for two years or… …   Universalium

• Permafrost — This article is about frozen ground. For other uses, see Permafrost (disambiguation). In geology, permafrost, cryotic soil or permafrost soil is soil at or below the freezing point of water (0 °C or 32 °F) for two or more years. Ice is not always …   Wikipedia

• charadriiform — ▪ bird order Introduction    any member of the large group of birds (bird) that includes the sandpipers (sandpiper), plovers (plover), gulls (gull), auks (auk), and their relatives. These birds form an important and familiar segment of the… …   Universalium

• Phoenix (spacecraft) — This article is about the Mars lander. For the Star Trek spacecraft, see Phoenix (Star Trek). For other uses, see Phoenix (disambiguation). Phoenix Mars Mission Artist s impression of the Phoenix spacecraft as it lands on Mars Operator NASA …   Wikipedia

• Drunken trees — Not to be confused with the floss silk tree, also known as the drunken tree or palo borracho. A drunken forest in Siberia caused by melting permafrost. NASA photo. Drunken trees, tilted trees, or a drunken forest, is a stand of trees displaced… …   Wikipedia

• cañada — /keuhn yah deuh, yad euh/, n. Chiefly Western U.S. 1. a dry riverbed. 2. a small, deep canyon. [1840 50; < Sp, equiv. to cañ(a) CANE + ada n. suffix] * * * Canada Introduction Canada Background: A land of vast distances and rich natural resources …   Universalium