交通基础设施和生态环境质量:来自中国高速铁路的证据
Lan-Ye Wei1,2, Zhao Liu2
1School of Business Administration, Chaohu University, Heifei, China.
PloS one
|August 29, 2023
概括
高速铁路 (HSR) 在中国显著改善了城市生态环境质量. 这种基础设施发展显示了与城市扩张的反向U形关系,突出了可持续绿色发展的区域差异.
科学领域:
- 环境科学 环境科学
- 城市规划 城市规划
- 运输 地理 交通 地理
背景情况:
- 生态文明建设是中国的一个关键的国家战略.
- 改善城市生态环境质量对于这一战略至关重要.
- 高速铁路 (HSR) 开通是影响城市环境质量的重要因素.
研究的目的:
- 研究HSR开放对中国城市生态环境质量的影响.
- 分析HSR对城市环境影响的异质性.
- 探索HSR连接城市之间的相互作用效应.
主要方法:
- 利用了2004年至2020年期间来自中国290个城市的面板数据.
- 采用计量经济学分析来评估HSR的直接和互动效应.
- 研究了生态环境质量与城市空间扩张之间的关系.
主要成果:
- 高速回流服务显著提高了城市生态环境质量,标准偏差为0.023 (4.11%的总变化).
- 生态环境质量与城市空间扩张之间存在一个反向的U形关系.
- 高压回收对生态环境质量的影响表明不同城市和城市聚集区的异质性.
结论:
- 高速电路基础设施对城市生态环境质量产生积极影响.
- 政策建议强调经济基础和发展特征的区域差异.
- 战略HSR开发和线路改造对于促进绿色城市发展和可持续性至关重要.
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