Behind Brazil’s hydroelectric dams, a fisherman’s dream

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Behind Brazil's hydroelectric dams, a fisherman's dream
      

    Environmentalists have long disparaged the evils of hydroelectric dams in Brazil: they flood large swaths of forest, displace indigenous groups and wildlife, increase water evaporation and salination, as well as emit methane from decaying submerged forests — a particularly bad greenhouse gas.
    But, while it hardly deserves consideration in the more important environmental debate, hydroelectric [...]
         

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