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Lockdown Effect: NASA Data Shows A 20-Year-Dip In Aerosol Levels In North India
Satellite data published by the US space agency National Aeronautics and Space Administration (NASA) show that air pollution over northern India has recorded a 20-year-low for this time of the year. There is a marked difference in the levels of aerosol which are at its lowest in 20 years.
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from covid-19 https://ift.tt/2KqYODp
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