Excess COVID-19 cases, deaths in the U.S. may be attributable to PM2.5 pollution from wildfires

By | August 14, 2021
Thousands of COVID-19 cases and deaths in California, Oregon, and Washington between March and December 2020 may be attributable to increases in fine particulate air pollution (PM2.5) from wildfire smoke, according to a new study co-authored by researchers at Harvard T.H. Chan School of Public Health.