The study of aquatic eutrophication in the Three Gorges reservoir area are different from ordinary river and reservoir because of the special hydrology condition of the water body.
三峡水库成库后特殊的水文条件决定了对库区水体富营养化的研究既不能完全等同于一般河流，也不能完全等同于一般水库。
The result of study indicated that the major environmental issues in the reservior region are water pollution due to COD discharged and eutrophication, and mercury pollution in specific river.
进行了南水北调湖北库区水污染防治对策研究，结果认为，库区主要环境问题是COD及富营养化物质污染，个别河流存在着汞污染问题；
It was found that the development of the power stations caused serious pollution, water eutrophication, river flow cutoff and other negative effects.
结果表明，电站开发造成库区污染严重、富营养化、河段断流并产生一定的不利影响等。
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