COVID-19

What is the link between COVID-19 deaths and wildfire smoke?

a Rosevelt Hotshot crew member monitors backfires in Pollock Pines, California, U.S., August 23, 2021

Researchers have found a link between wildfire smoke and COVID-19 deaths. Image: REUTERS/Fred Greaves

Karen Feldscher
Writer, Harvard
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Time series of PM2.5 levels, COVID-19 positive cases and deaths in the six most populated counties in our analysis.
New research found that areas with increased levels of PM2.5 from wildfires saw an increase in positive cases and deaths from COVID-19. Image: Science Advances
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COVID-19Climate ChangeGlobal Health
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