Are Small Cities More Environmentally Friendly? An Empirical Study from China

City sizes are rapidly expanding, and urban air pollution is a serious challenge in China. PM<sub>2.5</sub> (fine particulate matter) is the primary pollutant of urban pollution. This study aimed to examine the correlations between PM<sub>2.5</sub> and city size. In this pape...

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Bibliographic Details
Main Authors: Shuai Liu, Fei Fan, Jianqing Zhang
Format: Article
Language:English
Published: MDPI AG 2019-02-01
Series:International Journal of Environmental Research and Public Health
Subjects:
Online Access:https://www.mdpi.com/1660-4601/16/5/727