Air pollution in China: Spatial patterns and spatial coupling with population and economy
This paper analyzes the daily data of China’s air quality index (AQI) from 2015 to 2020 using kriging, spatial autocorrelation, and gravity center method. The results confirm that China’s air pollution is gradually controlled. From 2015 to 2020, the AQI, the proportion of air pollution days and the...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Frontiers Media S.A.
2022-10-01
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Series: | Frontiers in Environmental Science |
Subjects: | |
Online Access: | https://www.frontiersin.org/articles/10.3389/fenvs.2022.1040131/full |