A landfill operator near Martinez, which has been the subject of numerous past regulatory actions related to toxic waste ...

Allegheny County is increasing air quality monitoring after an explosion at a U.S. Steel plant south of Pittsburgh killed two ...

An air quality alert was issued by the National Weather Service in Mount Holly at 9:43 a.m. on Friday, Aug. 15.

On Friday at 9:02 a.m. an air quality alert was reported by the Nation Service in effect until 11 p.m. for Passaic, Hudson, ...

The Trump administration is backing a trucking industry lawsuit against the state’s plan to lower emissions and switch to electric vehicles.

To select the best air purifier for your home, we suggest considering the following: ...

Wildfires are burning across the Western United States and Canada, affecting large parts of the country as smoke drifts. With ...

The Oregon Department of Environmental Quality has released the 2025 Wildfire Smoke Trends Report, which gathers and examines ...

A report that U.S. Health and Human Services Secretary Robert F. Kennedy Jr. has promised will improve the health of ...

UPDATE: Air quality has improved for Nanaimo, since it was labelled "high risk" earlier this morning. As of 11 a.m. on ...