Droughts as environmental hazard,causes and effects
Answer Text: Droughts as Environmental hazard.-Condition whereby an area experiences a rainfall deficient season followe4d by a long dry period.Causes-Insufficient rainfall-Global warming leading to high rates of evaporation which exceed precipitation.-Encroachment of desert like conditions due to destruction of vegetation by deforestation and overgrazing.Effects:-Crop failure leading to famines-Deaths due to famines-Shortage of water-Closing of HEP stations-Death of livestock and other herbivores due to shortage of water and pasture-Migration of people to unaffected areas which may lead to conflict due to competition for resources (environmental refugees.-Destruction of vegetation and animal life causes loss of biodiversity.-Poverty as those who depend on agriculture lose their livelihoods.
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