长江流域城市的生态环境问题与跨世纪城市持续发展战略

综合分析评价了长江流域城市的生态环境态热与问题，城市水环境依恶化，特别是城市内河道，湖泊水质多污染严重。城市大气污染仍呈加重趋向，一些特大城市汽车尾气污染上升，城市酸雨依然严重。城市生态问题沉重，绿地不足，热岛加重，地面沉降，水土流失等。

ECOLOGICAL ENVIRONMENT ISSUES AND SUSTAINABLE DEVELOPMENT STRATEGY OF CITY IN THE CHANGJIANG RIVER BASIN

The paper synthetically analyzes and evaluates the urban ecology environment situation and issues in Changjiang River Basin It points out urban water environment still deteriorates,especially urban inland river course and lake water quality pollution gets very serious,urban air pollution worsens,especially in some big city car tail gas pollution ascends,urban acid rain still goes serious,greenlands are insufficient,hot island and earth subsidence,water soil erosion worsen In a word urban ecological issues are very critical,these serious ecological environment deficits have deeply influenced on urban economic society development To meet 21st century challenge,the article demonstrates the strategy of urban development in Changjiang River Basin,namely the sustaindble development road is the unique strategical choice of urban development,building modernizational waters hills and gardens ecological city is the best efficient way On the other hand the paper discusses the basic skeleton of waters hills and gardens ecological city construction It extensively interprets the road and countermeasure of the ecological city construction with the contents of hills waters and gardens The article finally points out every city construction should stand out characteristic,planning designing and construction must contain its own distinguishing feature and charm