Brazil - Ecology and environment - Greenpeace Amazonian operations [Getty Images]

Aeriel view over the construction site of the Belo Monte hydroelectric dam, the largest infrastructure project in Brazil and one of the biggest in the World. Greenpeace Brazil use a light aircraft to investigate deforestation from logging and the Belo Monte Hydroelectric dam, Altamira, Para, Brazil. (Photo by In Pictures Ltd./Corbis via Getty Images)

Corbis News Phil Clarke Hill