low-shrub tundra

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• polar ecosystem — Introduction       complex of living organisms in polar regions such as polar barrens and tundra.  Polar barrens and tundra are found at high latitudes on land surfaces not covered by perpetual ice and snow. These areas lying beyond the tree line …   Universalium

• List of ecoregions (WWF) — This is a list of ecoregions as compiled by the World Wildlife Fund (WWF). The WWF identifies terrestrial, freshwater, and marine ecoregions.The terrestrial scheme divides the Earth s land surface into 8 terrestrial ecozones, containing 867… …   Wikipedia

• Nearctic ecozone — For the thoroughbred racehorse, see Nearctic (horse). The Nearctic is one of the eight terrestrial ecozones dividing the Earth s land surface. The Nearctic Ecozone The Nearctic ecozone covers most of North America, including Greenland and the… …   Wikipedia

• Nearctique — Néarctique Carte du Néarctique Ce type de projection cartographique surestime les surfaces septentrionales de l hémisphère nord Le néarctique est l une des huit écozones ou régions biogéographiques terrestres. Elle est parfois regroupée avec le… …   Wikipédia en Français

• Néartique — Néarctique Carte du Néarctique Ce type de projection cartographique surestime les surfaces septentrionales de l hémisphère nord Le néarctique est l une des huit écozones ou régions biogéographiques terrestres. Elle est parfois regroupée avec le… …   Wikipédia en Français

• Global 200 — The Global 200 is the list of ecoregions identified by the World Wildlife Fund (WWF) as priorities for conservation. According to the WWF, an ecoregion is defined as a relatively large unit of land or water containing a characteristic set of… …   Wikipedia

• Evolution of the horse — This image shows a representative sequence but should not be construed to represent a straight line evolution of the horse. Reconstruction, left forefoot skeleton (third digit emphasized yellow) and longitudinal section of molars of selected… …   Wikipedia

• Global 200 — es la lista de las ecorregiones identificadas por el World Wide Fund for Nature (WWF) como prioritarias para la conservación. El WWF asigna un estado de conservación a cada ecorregión; más de la mitad de las ecorregiones de la lista Global 200… …   Wikipedia Español

• Arctic National Wildlife Refuge — Infobox protected area | name = Arctic National Wildlife Refuge iucn category = IV caption = Map of the United States locator x = 40 locator y = 140 location = North Slope Borough and Yukon Koyukuk Census Area, Alaska, USA nearest city = Barrow,… …   Wikipedia

• Chaparral — This article is about the plant community. For the plant used medicinally, see Larrea tridentata. For other uses, see Chaparral (disambiguation). Chaparral, Santa Ynez Mountains, near Santa Barbara, California Chaparral is a shrubland or… …   Wikipedia

• Labrador tea — Labrador tea, is a name commonly applied to two species: Ledum palustre (Northern Labrador Tea, also known as Rhododendron tomentosum) and Ledum groenlandicum (Bog Labrador Tea). In Labrador itself, Labrador Tea is also frequently called Indian… …   Wikipedia