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COVID-19 Shutdown Hasn’t Resulted In Better Air Quality, Minnesota Air Monitoring Data Shows

News outlets like  National Geographic and CNN are running stories talking about how Coronavirus-related economic shutdowns are resulting in better air quality in some cities around the world. While cities like New Delhi, Seoul, Wuhan, and Los Angeles have seen improvements in air quality resulting from widespread economic shutdowns, this same trend has not been observed in Minnesota, according to data collected by air quality monitoring stations. In fact, the data show that concentrations of small particles, often referred to as PM2.5, have been higher during the dates of the shutdown than they were in previous years despite the fact that...

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