Poorly planned Amazon dam project 'poses serious threat to life'

Operator faces choice of weakening 14km barrier or potentially devastating a biodiversity hotspot The biggest hydroelectric project in the Amazon rainforest has a design flaw that poses a “very serious” threat to human life and globally important ecosystems, according to documents and expert testimony received by the Guardian.The studies suggest engineers failed to anticipate the impact of water shortages on the Pimental dam at Belo Monte, which has been closed and turned into a barr