精品文档---下载后可任意编辑20 世纪 60-70 年代美国治理空气污染政策探析的开题报告【摘要】20 世纪 60-70 年代,美国经历了空气污染大量增加的时期,治理空气污染成为政策制定者必须面对的重要问题
本文结合相关文献和数据,从政策制定的背景、政策内容、政策效果及存在问题四个方面,对美国 60-70 年代治理空气污染政策进行探析,以期为今后治理空气污染提供借鉴经验
【关键词】治理空气污染,政策制定,政策效果,问题【Abstract】In the 1960s and 1970s, the United States experienced a period of significant air pollution increase, and air pollution control became an important issue that policy makers had to face
Based on relevant literature and data, this paper explores the US air pollution control policies in the 1960s and 1970s from four aspects: background of policy formulation, policy content, policy effects, and existing problems
The purpose is to provide reference experience for future air pollution control
【Keywords】air pollution control, policy formulation, policy effects, problems【正文】一、讨