tundra zone

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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 — Tụn|dra auch: Tụnd|ra 〈f.; , dren〉 jenseits der polaren Baumgrenze liegende Steppe; Sy Kältesteppe [<russ. tundra <finn. tuntur(i)] * * * Tụn|d|ra, die; , …ren [russ. tundra]: baumlose Steppe nördlich der polaren Waldgrenze; Kältesteppe. * …   Universal-Lexikon

• Tundra — Toundra Biome de la toundra La toundra sur les plaines côtières de l Alaska Caractéristiques Répar …   Wikipédia en Français

• tundra — Synonyms and related words: Alaska, Antarctic Zone, Antarctica, Arctic Circle, Arctic Zone, Frigid Zones, Greenland, Iceland, Lower Slobbovia, North Pole, Novaya Zemlya, Siberia, South Pole, Tierra del Fuego, alkali flat, alluvial plain, basin,… …   Moby Thesaurus

• Boreale Zone — Die Verbreitung der borealen Nadelwälder Die boreale Zone ist eine Ökozone, die nur auf der nördlichen Erdhalbkugel zwischen ungefähr dem 50. und dem 70. Breitengrad vorkommt. Sie ist gekennze …   Deutsch Wikipedia

• 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

• Pollen zone — Pollen zones are a system of subdividing late Pleistocene and early Holocene paleoclimate using the data from pollen cores. The sequence provides a global chronological structure to a wide variety of scientists, such as geologists,… …   Wikipedia

• Life zone — The Life Zone concept was developed by C. Hart Merriam in 1889 as a means of describing areas with similar plant and animal communities. Merriam observed that the changes in these communities with an increase in latitude at a constant elevation… …   Wikipedia

• Subpolare Zone — Subpolare Zone der Erde (Tundren) Die subpolare Zone ist eine Klimazone, die den Übergang zwischen polarer und …   Deutsch Wikipedia

• arktische Zone — ạrktische Zone,   Gebiet jenseits des nördlichen Polarkreises, dessen Vegetation der Tundra entspricht …   Universal-Lexikon

• 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