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Indigenous people from the Kuruaia and Xipaia tribes march during a ceremony honoring the Xingu River before the start of the Xingu 23 event that gathers resisters of the Belo Monte dam project in the Amazon basin on June 13, 2012 in Santo Antonio, near Altamira, Brazil. Santo Antonio is adjacent to where the Belo Monte dam complex is under construction and the entire community will be expropriated for the construction. Around 60 families originally lived in Santo Antonio but now only about ten families remain.

Indigenous people from the Kuruaia and Xipaia tribes march during a ceremony honoring the Xingu River before the start of the Xingu 23 event that gathers resisters of the Belo Monte dam project in the Amazon basin on June 13, 2012 in Santo Antonio, near Altamira, Brazil. Santo Antonio is adjacent to where the Belo Monte dam complex is under construction and the entire community will be expropriated for the construction. Around 60 families originally lived in Santo Antonio but now only about ten families remain. Mario Tama/Getty Images

Brazil's Belo Monte Dam

June 17, 2012

Brazil's Belo Monte Dam will be the world’s third-largest hydroelectric Dam and will displace up to 20,000 and flooding as much as 230 square miles of rainforest. The controversial project is one of 60 projects Brazil has planned in the Amazon to generate electricity for its rapidly expanding economy.