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  2. 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.

  3. Desertification - Wikipedia

    en.wikipedia.org/wiki/Desertification

    Definition of Desert – That area of the earth where the sum of rain and snowfall is much less than other areas, where the annual average rainfall is less than 25CM. Definition by UNO (1995) – Land degradation in barren, humid and sub-humid areas due to climate change and human activities is called desertification.

  4. Deserts and xeric shrublands - Wikipedia

    en.wikipedia.org/wiki/Deserts_and_xeric_shrublands

    Deserts and xeric (Ancient Greek ξηρός 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 250 millimetres (10 in) annually except in the margins.

  5. Uninhabited island - Wikipedia

    en.wikipedia.org/wiki/Uninhabited_island

    The word desert has been "formerly applied more widely to any wild, uninhabited region, including forest-land", and it is this archaic meaning that appears in the phrase "desert island". [3] The term "desert island" is also commonly used figuratively to refer to objects or behavior in conditions of social isolation and limited material means.

  6. List of deserts by area - Wikipedia

    en.wikipedia.org/wiki/List_of_deserts_by_area

    العربية; Azərbaycanca; বাংলা; Български; Bosanski; Eesti; Español; Esperanto; فارسی; Gàidhlig; हिन्दी; Italiano ...

  7. Desert greening - Wikipedia

    en.wikipedia.org/wiki/Desert_greening

    A satellite image of the Sahara, the world's largest hot desert and third largest desert after Antarctica and the Arctic. Desert greening is the process of afforestation or revegetation of deserts for ecological restoration (biodiversity), sustainable farming and forestry, but also for reclamation of natural water systems and other ecological systems that support life.

  8. Sahara - Wikipedia

    en.wikipedia.org/wiki/Sahara

    Hot, dry air masses primarily form over the North-African desert from the heating of the vast continental land area, and it affects the whole desert during most of the year. Because of this extreme heating process, a thermal low is usually noticed near the surface, and is the strongest and the most developed during the summertime.

  9. Great American Desert - Wikipedia

    en.wikipedia.org/wiki/Great_American_Desert

    The meaning of the term "desert" has varied through time and across cultures. The term was sometimes used to describe any uninhabited or treeless land, whether or not it was arid, and sometimes to refer to hot and arid lands, evoking images of sandy wastelands.