when natural resource is consumed or exhausted, ecosystem has been seriou:sly damaged. Sustainable development and urban ecological problems have become increasingly prominent. Therefore, how to improve the ecological soft environment and build city ecological civilization environment is commc,n task for resource - ex- hausted cities.%资源枯竭型城市在赖以生存的自然资源耗尽或濒临枯竭的时候,生态系统就已遭到严重破坏,可持续发展和城市生态问题日益突出。因此,如何改善生态软环境、建设文明的城市生态环境,就成为了资源枯竭型城市的共同目标任务。
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