...Trees have been felled and vegetation cleared upstream along the Xiaohei River in Yunnan’s Xishuangbanna prefecture to make way for a dam...Xiaohei River feeds the Luosuo River, a major tributary of the Mekong River...Yunnan province is grappling with a hydropower supply glut due to decades of dam development along the Mekong.  Fourteen dams have been built along the section of the Mekong River flowing through Yunnan...decimating habitats...This has added fuel to the already fierce opposition from scientists and advocacy groups who accuse local authorities of approving the project despite a flawed environmental impact assessment...Conservationists also fear the project will have an adverse effect on the Xishuangbanna National Nature Reserve, one of the few remaining rainforests in China...[T]he developer of the dam by a local subsidiary of China Resources Power Holdings Co. owned by Chinese conglomerate China Resources (Holdings) Co. Ltd., failed to mention the potential risk of flooding this bio-corridor in its environmental impact study...The dam would fundamentally change important features of the river, including the temperature of water flowing downstream and patterns of seasonal flooding...