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COVID-19 shutdowns are clearing the air, but pollution will return as economies reopen

  • Written by Daniel Cohan, Associate Professor of Environmental Engineering, Rice University
COVID-19 shutdowns are clearing the air, but pollution will return as economies reopenClear skies over Los Angeles, April 17, 2020.Araya Diaz/Getty Images

With many economies locked down to slow the spread of coronavirus, people from Beijing to Los Angeles have noticed bluer skies and less smog. Photos from Punjab and Nairobi reveal mountains that had been shrouded in haze for years. Satellites show cleaner air extending across...

Read more: COVID-19 shutdowns are clearing the air, but pollution will return as economies reopen

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