The Illinois EPA declared an Air Pollution Action Day in the Chicago metro area. See today's air quality index forecast for Illinois.

The smaller particles could in fact be more harmful as they can get through the body's natural defenses and cause significant health problems.

The current infrastructure also isn’t set up to fully account for the shifting behavior of wildfire smoke, which can travel ...

Smoke travels hundreds of miles to harm air quality far from the fire, according to the EPA’s Wildfire Smoke and Your Patient ...

Air quality is unhealthier-than-average for some people Thursday as winds are blowing wildfire smoke across the Northern ...

Smoking, air pollution and several other factors have led to significant disparities in lung health across the U.S.

The money will be used to install several air quality sensors in Memphis to track air pollution “around the clock." ...

A series of live maps from Windy.com highlighted which parts of the U.S. were experiencing elevated levels of air pollution ...

Sunrise Foods International plans to convert the wharf warehouse into “the first dedicated organic port in the United States.

Analysis shows EPA rollbacks of the HON rule would put overburdened communities at risk and benefit chemical plants that ...

The Department of Natural Resources and Environmental Control warns of air that is unsafe for sensitive groups on July 5.

Officials with the Arkansas Department of Energy and Environment and the Division of Environmental Quality (DEQ) have issued ...