调水工程对环境利弊影响综合分析

介绍古今中外主要的跨流域调水工程 ,着重进行了跨流域调水对环境利弊影响分析 ,并列举国外已建同类工程所发现的重大问题。阐述了南水北调工程的紧迫性和保护生态环境的重要性 ,建议采取与跨流域调水并行不悖的节水和治污措施 ,如 :流域性农业改革 ,工业用水资源化 ,城市污水再生化 ,城乡囤积雨水 ,调整水价 ,运用经济杠杆规律节流等。最后指出 ,跨流域调水是水资源优化配置和可持续利用的战略措施 ,它的实施是以水权为基础的。水资源是有价值的商品 ,水资源和水权的有偿交易 ,将形成水交易市场

Analysis of pros and cons of water diversion projects to environment

Some interbasin water diversion projects in ancient and modern times at home and aboard are introduced with emphasis placed on the pros and cons of them, and some serious problems found in similar projects at aboard are enumerated. Then the urgency of the South to North Water Transfer Project and the importance of eco environment protection are expounded, and some measures for water resources saving consistent with interbasin water diversion are suggested, such as basin based agricultural reform, regeneration and reutilization of industrial wastewater, collection of rainwater, adjustment of water price, and economic principle based saving of water resources. It is also pointed out that the water right based implementation of the interbasin water diversion is a strategic measure for optimal allocation and sustainable utilization of water resources, and that water resources is a kind of valuable merchandise, and the transaction upon consideration between water resources and water right will form the water market.