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Sunday, June 27, 2021

NASA Helps Map Impact of COVID-19 Lockdowns on Harmful Air Pollution

Article courtesy of NASA By Brandie Jefferson Washington University in St. Louis Early in the pandemic, it was expected that satellite imagery around the world would show cleaner air as a result of COVID-19 lockdowns. But not all pollutants were taken out of circulation. For tiny airborne-particle pollution, known as PM 2.5, researchers using NASA data […]

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