ESA Map: Concentration of key air pollutant drops by around 40% in India in lockdown

Concentration of sulphur dioxide, a significant contributor to air pollution, dropped over India during the Covid-19 lockdown, says a report of the European Space Agency (ESA). A new satellite map, released by the ESA on Wednesday, shows that the drop is more significant over Delhi and areas around many large coalfired power plants as well as other industrial zones in the country.

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