The Belo Monte Hydropower dam (IMAGE) Michigan State University Caption This dam in the Brazilian Amazon is the third largest in the world at 11 GW in 2016. Credit Laura Castro-Diaz Usage Restrictions With credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.