How does COVID-19 lockdown affect air quality: Evidence from Lanzhou, a large city in Northwest China

作者：Jianping Yang, Qin Ji, Hongzheng Pu, Xinyang Dong, Qin Yang · 发表于：Urban Climate · 年份：2023 · DOI：10.1016/j.uclim.2023.101533 · 被引用次数：12 · 研究领域：COVID-19 impact on air quality、Air Quality and Health Impacts、COVID-19 Pandemic Impacts