tundra soils

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• Tundra — In physical geography, tundra is an area where the tree growth is hindered by low temperatures and short growing seasons. The term tundra comes from Kildin Sami tūndâr uplands, tundra, treeless mountain tract . There are two types of tundra:… …   Wikipedia

• tundra — /tun dreuh, toon /, n. one of the vast, nearly level, treeless plains of the arctic regions of Europe, Asia, and North America. [1835 45; < Russ túndra < Lappish; cf. Kola Lappish tundar flat elevated area] * * * Treeless, level or rolling ground …   Universalium

• Alpine tundra — Hikers traversing the Franconia Ridge in the White Mountains, much of which is in the alpine zone. Alpine tundra is a natural region that does not contain trees because it is at high altitude. Alpine tundra is distinguished from arctic tundra,… …   Wikipedia

• Steppe-tundra — is a sparse dry climate vegetation type which was widespread during Pleistocene times at mid latitudes of North America and Eurasia, but no longer exists today. The characteristics of steppe tundra are inferred indirectly from knowledge of the… …   Wikipedia

• Antipodes Subantarctic Islands tundra — The Antipodes Subantarctic Islands tundra is a tundra ecoregion that includes five island groups in the Southern Ocean: the Bounty Islands, Auckland Islands, Antipodes Islands and Campbell Island groups of New Zealand, and Macquarie Island of… …   Wikipedia

• Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …   Universalium

• North America — North American. the northern continent of the Western Hemisphere, extending from Central America to the Arctic Ocean. Highest point, Mt. McKinley, 20,300 ft. (6187 m); lowest, Death Valley, 276 ft. (84 m) below sea level. 400,000,000 including… …   Universalium

• 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

• Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …   Universalium

• Europe — /yoor euhp, yerr / for 1; /yoo roh pee, yeuh / for 2, n. 1. a continent in the W part of the landmass lying between the Atlantic and Pacific oceans, separated from Asia by the Ural Mountains on the E and the Caucasus Mountains and the Black and… …   Universalium

• Geography of Newfoundland and Labrador — Newfoundland and Labrador …   Wikipedia