In recent years, high ozone levels have been detected at Chatfield State Park, South Table Mountain in Golden, Boulder ...

“When you breathe that air in of high pollution with PM2.5, it can get embedded into your lungs,” she said. That’s why Dr.

A new lawsuit says Trump’s executive orders boosting fossil fuels are ‘unconstitutional.’ A group of young people — as young ...

The Bay Area Air District today issued the season’s first Spare the Air alert for Friday. High temperatures, combined with ...

Seattle’s reputation for being clean and green took a little bit of a hit in the latest American Lung Association “State of ...

Women with COPD, asthma, and OSA may go undiagnosed or without proper care because their symptomatology differs from the classic male presentation.

These thick plumes of smoke are expected to reach as far south as the Gulf Coast this weekend and will push near New England ...

Smoke from wildfires burning in Canada is expected to cast a haze over the skies — and diminish air quality — in parts of the ...

The New Indy paper mill was cited in a recent report for releasing the most amounts of toxic mercury of any other paper plant ...

Fine particle levels are expected to reach the red air quality index category, a level considered unhealthy for everyone, across northern Minnesota, including Brainerd.

Minnesota Pollution Control Agency issued air quality alert for Saturday-Sunday as Canadian wildfire smoke creates red AQI levels affecting multiple regions.

Wildfires in Canadian provinces of Manitoba and Saskatchewan are creating smoke visible in Michigan. Hazy air is expected in Lansing.