- US air quality report finds a sharp uptick in pollution, with the hardest-hit cities in California CNN
- Wildfires are increasingly contributing to unhealthy air NPR
- 137 million in US live with unhealthy levels of air pollution: American Lung Association The Hill
- American Lung Association: NYC’s air quality is improving, but still gets a failing grade Gothamist
- Bismarck, Fargo among cleanest US cities for low air pollution levels, report finds INFORUM
- View Full Coverage on Google News
US air quality report finds a sharp uptick in pollution, with the hardest-hit cities in California – CNN
