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Brazil tribes call for a halt to dam projects

An indigenous man talks on a cell phone at the Kari-Oca village constructed by indigenous peoples as a counter point to the Rio + 20 conference on June 19, 2012 in Rio de Janeiro, Brazil.

More than 1,000 people from indigenous groups are residing at the site through the conference to highlight their opposition to Brazil's Amazon forest policies including the controversial Belo Monte dam project, Getty Images reports.

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