本文对中国和美国的城市棕地定义和景观重构的前期评估、重构手法和内容做陈述与对比。从两国城市棕地景观再生特点的共性和差异性中,为中国棕地发展提出建议。棕地的定义在土地资源紧缺和环保意识高涨的现代社会,治理工业污染所遗留下来的闲置用地具有扩大城市用地、恢复生态景观和延续历史人文的价值。西方国家对棕地的治理和研究早于中国。“棕色用地”一词源于20世 This paper presents and contrasts the pre-assessment, reconstruction methods and contents of urban brownfield definition and landscape reconstruction in China and the United States. From the commonalities and differences of regenerative characteristics of urban brownfield landscapes in the two countries, suggestions are put forward for the development of brownfields in China. The definition of brownfield In the modern society where land resources are scarce and environmental awareness is high, the idle land left over from the treatment of industrial pollution has the value of expanding urban land, restoring the ecological landscape and continuing the historical and humane value. Western countries on brownfield governance and research earlier than China. The term “brown land” comes from the twentieth century