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从环境效率的角度优化绿色基础设施的空间规划:台北盆地的案例研究
Zih-Hong Lin1, Shawn W Laffan1, Graciela Metternicht2
1Earth and Sustainability Science Research Centre, School of Biological, Earth and Environmental Sciences, University of New South Wales, Sydney, NSW 2052, Australia.
Journal of environmental management
|August 20, 2025
概括
这项研究引入了一种测量绿色基础设施的新方法
科学领域:
- 环境科学
- 城市规划
- 生态系统服务
背景情况:
- 气候变化带来环境风险,需要有效的绿色基础设施.
- 绿色基础设施规划需要评估环境效率和副效益.
- 现有的成本效益分析往往侧重于单一效益或生态系统服务的货币化,而忽视非货币价值.
研究的目的:
- 开发一个全面的方法来评估绿色基础设施的环境效率.
- 整合多输入和多输出指数,包括副效益和成本.
- 提供可复制的方法来优先考虑和加强绿色基础设施.
主要方法:
- 使用超效率宽松度测量数据包裹分析 (超SBM-DEA).
- 综合多输入和多输出指数以评估环境效率.
- 采用松变量分析来确定低效单位需要改进的领域.
主要成果:
- 评估了1415个决策单位 (DMU),确定了398个环境效率.
- 平均效率得分为0.71,表示整体效率中等.
- 确定了对低效的DMU所需的具体改进.
结论:
- 环境效率高的DMU是绿色基础设施投资的优先领域.
- 超级SBM-DEA模型提供了一种全面的方法来最大限度地提高效益并最大限度地降低成本.
- 这项研究提供了提高绿色基础设施效率的实际策略.
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