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Josh Jones

on 28 April 2010

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Transcript of Desertification

Desertification Desertification is the extreame degredation of land by human or natural causes According to the US Bureau of land management 40% of US land is susceptible and 40% of Texas is already affected Other parts of the world that are already affected more are suffering from malnutrition problems and no longer have extra amounts of produce to export Desertification in Africa Desertification can affect large countries too, Because of the loss of tall plants the soil is eroded and blows away leaving dry land that is easily heated because there is no water to absorb the heat. In southern Europe a rise in 3-4 degrees Celsius could eliminate up to 85% of the wetlands and the plants and animals that live in them. Desertification can be caused by human interactions in ways such as deforestation, Burning of crops in unfertile land, and the stopping of natural water sources. More pictures of the effects of Desertification
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