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  2. Aridisol - Wikipedia

    en.wikipedia.org/wiki/Aridisol

    Aridisols (or desert soils) are a soil order in USDA soil taxonomy. [1] Aridisols (from the Latin aridus, for "dry", and solum) form in an arid or semi-arid climate. Aridisols dominate the deserts and xeric shrublands, which occupy about one third of the Earth's land surface. Aridisols have a very low concentration of organic matter, reflecting ...

  3. Desert - Wikipedia

    en.wikipedia.org/wiki/Desert

    A desert is a landscape where little precipitation occurs and, consequently, living conditions create unique biomes and ecosystems. The lack of vegetation exposes the unprotected surface of the ground to denudation. About one-third of the land surface of the Earth is arid or semi-arid.

  4. Deserts of Australia - Wikipedia

    en.wikipedia.org/wiki/Deserts_of_Australia

    Deserts of Australia. Coordinates: 24.57°S 137.42°E. Great Australian Desert. The Great Australian desert is the 4th largest desert by area after the Antarctic, the Arctic and the Sahara. Typical landscape ( Simpson Desert) Length. 4,710 km (2,930 mi) Width. 1,890 km (1,170 mi)

  5. Desertification - Wikipedia

    en.wikipedia.org/wiki/Desertification

    Desertification is a type of gradual land degradation of fertile land into arid desert due to a combination of natural processes and human activities. The immediate cause of desertification is the loss of most vegetation. This is driven by a number of factors, alone or in combination, such as drought, climatic shifts, tillage for agriculture ...

  6. Great Basin Desert - Wikipedia

    en.wikipedia.org/wiki/Great_Basin_Desert

    The Great Basin Desert is part of the Great Basin between the Sierra Nevada and the Wasatch Range.The desert is a geographical region that largely overlaps the Great Basin shrub steppe defined by the World Wildlife Fund, and the Central Basin and Range ecoregion defined by the U.S. Environmental Protection Agency and United States Geological Survey.

  7. Deserts and xeric shrublands - Wikipedia

    en.wikipedia.org/wiki/Deserts_and_xeric_shrublands

    Deserts and xeric shrublands are a biome defined by the World Wide Fund for Nature. [ 1] Deserts and xeric (ancient Greek xērós, “dry") shrublands form the largest terrestrial biome, covering 19% of Earth 's land surface area. [ 2] Ecoregions in this habitat type vary greatly in the amount of annual rainfall they receive, usually less than ...

  8. Tropical desert - Wikipedia

    en.wikipedia.org/wiki/Tropical_desert

    Landforms caused by wind erosion vary greatly in characteristics and size. Representative landforms include depressions and pans , Yardangs , inverted topography and ventifacts . No significant populations can survive in tropical deserts due to extreme aridity, heat and the paucity of vegetation; only specific flora and fauna with special ...

  9. Great Victoria Desert - Wikipedia

    en.wikipedia.org/wiki/Great_Victoria_Desert

    The Great Victoria is the largest desert in Australia, [2] and consists of many small sandhills, grassland plains, areas with a closely packed surface of pebbles (called desert pavement or gibber plains), and salt lakes. It is over 700 km (430 mi) wide (from west to east) and covers an area of 348,750 km 2 (134,650 sq mi) from the Eastern ...