Smoke and soot from wildfires may be causing more Covid-19 cases and deaths, study finds
CNN, August 13, 2021
CNN, August 13, 2021
Washington Post, August 12, 2021
USA Today, August 10, 2021
New York Times, August 10, 2021
USA Today, August 8, 2021
Forbes, August 3, 2021
New York Times, August 1, 2021
Wired, July 31, 2021
San Diego Union-Tribune, July 29, 2021
KRON, July 20, 2021