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中国大城市的城市密度和空间碳排放性能

Yang Yang¹, Jianmin Zhang¹, Jingyuan Huang¹

¹School of Management, China University of Mining and Technology (Beijing), Beijing, 100083, China.

Scientific reports

|October 11, 2024

概括

城市密度的城市密度.

科学领域:

城市规划是城市规划.
环境科学环境科学
可持续性研究是关于可持续性的研究.

背景情况:

城市对于社会功能来说越来越重要.
低碳发展目标需要提高城市碳性能.
优化资源投入和生态效益是关键.

研究的目的:

分析城市密度对空间碳性能的影响.
根据城市密度,比较北京和上海的碳排放性能.
通过使用 POI 数据建立工业活动基准.

主要方法:

多项式函数分析以建模城市密度的影响.
北京和上海的比较案例研究.
对于工业聚合物的ArcGIS空间内核密度分析.

主要成果:

空间碳表现显示出随着时间的推移而波动的趋势,受城市密度的影响.
低于最佳的人口和建筑密度阻碍了减排.
经济密度的变化与工业结构有关;较高的城市密度可以最初抑制碳性能增长.

结论:

城市密度与碳性能之间的关系是复杂的,而不是纯线性的.
最佳的减排需要对人口,建筑和经济密度进行战略管理.
经济密度的增加只有在结构转型和减少二次工业的推动下,才有利于减少排放.

关键词:

工业聚集地工业聚集地超级城市 (Megacities) 是一个巨大的城市.空间碳表现空间碳表现城市密度的城市密度.

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