 Critics have warned the water diversion will cause environmental damage and some villagers said officials had forced them to sign agreements to relocate.In the summer of 2013, complaints arrived from the fish farmers on the Dongping Lake, on the project's Eastern Route, in Shandong, reporting that the polluted Yangtze River water entering the lake was killing their fish.Government officials and defenders of the project claim the Yangtze River has a plentiful supply of water, with 96% of the water currently flowing into the Pacific Ocean.