A study by UC San Diego researchers reveals that pollutants found in the sewage-laden Tijuana River are ending up in the air ...

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

Air quality in some parts of the United States is being compromised as smoke from dozens of wildfires in Canada travels south ...

The 42-inch pipeline has a blast zone that includes hundreds of homes, businesses, schools, day cares, parks, and recreation ...

Air Quality Alerts have been issued across all of Minnesota until Monday 6:00 PM. Sensitive groups may be affected.

Smoke from Canadian wildfires may cause air quality to degrade slightly through our weekend. The Minnesota Pollution Control ...

Areas throughout the Midwest, including parts of Indiana, will see their air quality impacted by smoke from wildfires burning in Canada this weekend. The smoke is prompting several communities to ...

(ABC 6 News) — An air quality alert has been issued throughout the entirety of Minnesota heading into the weekend. According ...

With the fate of EPA regulations uncertain, advocates say local environmental protection efforts, like a community air ...