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Editorial

三峡工程举世瞩目,是长江流域大保护与流域水安全保障的关键性枢纽工程。自2003年三峡工程蓄水以来,在防洪、发电、航运、供水等方面产生了巨大的经济、社会及生态环境等综合效益。同时,水库建成后,重庆至宜昌600多km的自然河道变成了人为控制的大型河流型深水水库,不仅在库区形成了诸如消落带、干-支流往复交融的独特生境,而且由于下泄水流、泥沙、营养盐等水文及生物地球化学要素的时空变化.

The Three Gorges Project is a key pivotal hydro-project in the Yangtze River Basin for the protection and security of water resources,which hae been athachng worldwide attention over the past decades.Since the impoundmeni o-the Three Gorget Reserveis in 2003,the project hae created great economic,social,and ecclooiccl benefite in terme of Oood control,hydropower generation,naviaahon,and wateo supply.