In addition, a study on the Brazilian Tucuruí dam showed that the actual greenhouse gas emissions were a factor ten higher than its official calculations showed, and this dam is no exception; it is feared that the Belo Monte Dam calculations are also deliberately undercutting reality and that the flooding of its reservoir will create a similar situation.[70][71]...possibly another long term rev generating dam for himr and in the process reversing the damaging effects caused by building such dams in brazil. http://en.wikipedia.org/wiki/Belo_Monte_Dam