环境法规真的能降低风险吗? 来自基于资源的城市异质性的证据
Shufei Huang1, Jianping Ge1,2
1School of Economics and Management, China University of Geosciences Beijing, Beijing, China.
概括
对于资源城市而言,环境法规的有效性各不相同. 它对环境风险的影响取决于城市.
科学领域:
- 环境科学 环境科学
- 城市规划 城市规划
- 环境政策 环境政策
背景情况:
- 基于资源的城市面临着严重的环境风险,因为它们依赖资源密集型产业.
- 现有的研究往往忽视了影响多维环境风险的动态监管机制.
研究的目的:
- 在以资源为基础的城市中构建环境风险的多维评估系统.
- 根据发展阶段和资源供给,系统地分析环境法规的差异化有效性.
主要方法:
- 使用驱动力-压力-状态-冲击-响应 (DPSIR) 框架.
- 评估了中国资源城市 (2012-2021) 的环境风险.
- 分析了考虑到城市生命周期和资源特征的监管有效性.
主要成果:
- 环境风险呈现异质性,通过清洁技术,生态恢复和政策响应协同调节.
- 正式环境法规的有效性跟随城市生命周期的反转U形,在衰落的城市达到顶峰.
- 资源供给决定了监管的有效性:化石燃料城市倾向于正式监管,而森林城市从非正式监管中受益.
结论:
- 环境风险治理需要对差异化策略采取动态系统视角.
- 调查结果为发展中国家定制的城市环境风险管理提供了基础.
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