AdvertisementHungry For Energy, Brazil Builds Monster Dams In The AmazonFebruary 13, 2013Juan ForerofacebookEmailConstruction continues at the Belo Monte dam complex in the Amazon basin in June 2012 near Altamira, Brazil. Belo Monte will be the world's third-largest hydroelectric project, and will displace up to 20,000 people living near the Xingu River. (Getty Images)