Abstract:

The construction of Three Gorges Project may lead to ecological and environmental problems.Based on ecological environment change in the 17years construction process,this paper assessed the ecoenvironmental protection measures and effect in construction term of Three Gorges Project.The results showed that the ecoenvironmental protection measures on Three Gorges Reservoir were appropriate and effective,environment pressures on migration and enterprise relocation were reduced,water quality kept stable,geological disasters were proper prevented and on control,ecological restoration in the reservoir and upstream area speeded up,drifts in reservoir bottom were cleared completely,vector density decreased,human settlement improved,overall,ecological environment quality of the reservoir area were sound.In view of the location of “limited development” functional areas,the complexity of ecological environment and the lag of relevant factors in the area,the ecological environmental protection work needed to be further strengthened.The paper made suggestions for the ecoenvironmental protection in the next operation and management period from three aspects of management,technical and economic,to make recommendations for the relevant administrative departments