Construction of the Belo Monte Dam project, near Altamira. The Belo Monte Dam will be the third largest in the world, submerging 400,000 hectares and displacing 20,000 people.

Construction of the Belo Monte Dam project, near Altamira. The Belo Monte Dam will be the third largest in the world, submerging 400,000 hectares and displacing 20,000 people.

Para, Brazil. February 12, 2012. Construction of the Belo Monte Dam project, near Altamira. The Belo Monte Dam will be the third largest in the world, submerging 400,000 hectares and displacing 20,000 people. Photo by Daniel Beltra for Greenpeace