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    Social and Travel Lockdown Impact Considering Coronavirus Disease (COVID-19) on Air Quality in Megacities of India: Present Benefits, Future Challenges and Way Forward by Suresh Jain, Tanya Sharma

    Published 2020-05-01
    “…It was observed that the concentration of PM2.5, PM10, NO2 and CO declined by ~41% (66–39 µg m−3), ~52% (153–73 µg m−3), ~51% (39–19 µg m−3) and ~28% (0.9–0.65 mg m−3) during the lockdown phase in comparison to the before lockdown in Delhi, respectively. Similar decline in pollutant concentration was observed in other megacities as well. …”
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