Mongabay: A comprehensive new study commissioned by Brazils government predicts severe drought and crop failures due to climate change by 2040.
Brazil now gets 78% of its electricity from hydropower, but decreased rainfall could cut river flows by 38 to 57% to the nations four biggest existing hydropower plants, sharply decreasing energy generation.
Reduced water flows to proposed dams in the Tapajós basin, as well as to the gigantic, under construction Belo Monte dam, could make hydroelectric power...