评估中国城市对气候变化的可持续性抵御能力
Rui Zhao1, Xia Li1, Ying Wang1
1State Key Laboratory of Pollution Control and Resources Reuse, College of Environmental Science and Engineering, Tongji University, Shanghai 200000, China.
The Science of the total environment
|July 19, 2023
概括
这项研究量化了中国城市对气候变化的可持续性弹性. 整体弹性有所改善,尽管一些城市下降,突出了对气候变化适应的专注研究和政策的需要.
科学领域:
- 环境科学 环境科学
- 气候变化研究 气候变化研究
- 城市可持续发展研究 城市可持续发展研究
背景情况:
- 可持续性和适应气候变化是关键的全球挑战.
- 量化可持续性对气候变化的性仍然是研究不足的.
- 需要一个强大的框架来评估跨经济,社会和环境维度的城市弹性.
研究的目的:
- 开发一种新的量化方法来评估可持续性对抗气候变化的弹性性能.
- 在中国280个城市中对这种弹性表现进行首次全面评估.
- 分析空间和时间趋势以及可持续性弹性之间的相互依赖.
主要方法:
- 开发一种量化方法,用于可持续性弹性,包括经济,社会和环境下弹性表现.
- 该方法应用于从2005年至2017年跨越的280个中国城市的数据.
- 分析低弹性绩效指标之间的趋势,空间变化和协同度.
主要成果:
- 从2005年到2017年,中国对气候变化的整体可持续性抵御能力有所改善,中国西南地区显著增长.
- 一小部分城市 (6.8%) 的抗灾能力呈现下降趋势.
- 弹性性表现指数的提高与经济,社会和环境因素之间的协同作用的增强有关,尽管经济发展显示出更大的差异.
结论:
- 开发的量化方法为评估可持续性应对气候变化的弹性提供了有价值的工具.
- 政策干预应解决弹性差异,特别是与经济发展相关的差异.
- 鼓励进一步开展全球研究,重点是提高气候变化下的持续发展的可持续性弹性.
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