Droughts are frequent and severe in many countries of Sub-Saharan Africa (SSA) and have a devastating impact on their peoples and economies. The extreme vulnerability to rainfall in the arid and semiarid areas of the continent and the poor capacity of most African soils to retain moisture result in almost 60 percent of SSA being vulnerable to drought and 30 percent being extremely vulnerable. Since the 1960s, rainfall in parts of the Sahel and Southern...
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详细
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1999/06/01
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简介
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57142
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1
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1
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2010/10/21
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Disclosed
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La secheresse et les economies des pays d'Afrique Subsaharienne
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agricultural sector