Home » Clean Air Blog » Air Pollution » Fact Check: Is the COVID-19 Lockdown Decreasing Delhi Air Pollution? Fact Check: Is the COVID-19 Lockdown Decreasing Delhi Air Pollution? 2020/7/152020/4/20 作者 Dhariyash 哇!此内容没有中文版。点击这里快去看英文版! 你知道这些吗? 冠状病毒期间,北京空气污染水平上升了17% Did Delhi’s Air Pollution Drop 25% in 2019? What the Data Says COVID-19 Lockdown Slashes PM2.5 in India’s 6 Biggest Cities 疫情封锁期间中国空气质量报告