In which parts of the world have people had the least impact on natural vegetation patterns

Sheep and cattle have reduced the native vegetation in Patagonia, causing loss of valuable topsoil. More than 30 percent of the grasslands of Argentina, Chile, and Bolivia are faced with desertification. People often overuse natural resources to survive and profit in the short term, while neglecting long-term sustainability. Madagascar, for ...

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81 is a composite number.