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A grassland is an area where the vegetation is dominated by grasses . However, sedge and rush can also be found along with variable proportions of legumes, such as clover, and other herbs. Grasslands occur naturally on all continents except Antarctica and are found in most ecoregions of the Earth.
Temperate grasslands, savannas, and shrublands are terrestrial biomes defined by the World Wide Fund for Nature. [1] The predominant vegetation in these biomes consists of grass and/or shrubs . The climate is temperate and ranges from semi-arid to semi-humid.
Map of national grasslands in the United States, depicted in yellow Entrance sign of a United States National Grassland area in South Dakota. A national grassland is an area of protected and managed federal lands in the United States authorized by Title III of the Bankhead–Jones Farm Tenant Act of 1937 and managed by the United States Forest Service.
Annual grasslands are dominated by non-native annual grasses and forbs, with a few native perennial grass species present. These grasslands are subject to seasonal and yearly variations in species composition and productivity, which are largely controlled by the timing and amount of precipitation and temperature.
The tropical and subtropical grasslands, savannas, and shrublands are characterized by rainfall levels between 90–150 centimetres (35–59 in) per year. [1] Rainfall can be highly seasonal, with the entire year's rainfall sometimes occurring within a couple of weeks. African savannas occur between forest or woodland regions and grassland regions.
Temperate grasslands, savannas, and shrublands (6 C, 79 P) Tropical and subtropical grasslands, savannas, and shrublands (26 C, 77 P) Pages in category "Grasslands"
Dry grasslands belong to different zones such as: the natural zonal or azonal/extrazonal vegetation and the semi-natural vegetation. Overall, there are 13 classes that fall under dry grasslands. Dry grassland areas are very important to biodiversity as they contain a wide range of plant and animal species. European dry grasslands have the ...
The National Grasslands Visitor Center in Wall, South Dakota is part of the Buffalo Gap National Grassland – Wall Ranger District. The center features exhibits about grassland wildlife and plants, grazing management and the history of the Great Plains. There is also a theater with a video about the grasslands, restrooms and a gift shop.