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Published 15:50 IST, November 19th 2020

COVID-19 lockdown reduced global NO2 concentrations by nearly 20%: NASA

“We all knew the lockdowns were going to have an impact on air quality,” said lead author Christopher Keller about COVID-19 clampdown that dipped NO2 emissions.

Reported by: Zaini Majeed
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15:52 IST, November 19th 2020