【摘要】 讨论了城市和城市化的生态困境，研究了可持续城市的概念及生态特征，论述了城市生态可持续性辨识的目的意义和基本方法：城市生态调查、城市生态评价与城市生态决策分析。指出可持续城市在城市发展中的理论和实践意义，并提出了今后的研究重点。更多还原

【Abstract】 The city and ecological dilemma of urbanization are studied in this paper. The concept of sustainable city and ecological characters of sustainable city are discussed. The goal and meanings of discrimination of urban ecological sustainability is narrated, which has three basic approach: Urban ecological investigation, urban ecological assessment, urban ecological decision-making analysis. It’s important theoretical and practical meanings on the development of city is pointed out in the paper. At last, some suggestion are put forward.更多还原