National Weather Service officials called an air quality alert in effect until midnight as well as a beach hazard warning.

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...

Illinois residents are urged to reduce pollution levels. The air quality is expected to improve by Saturday, according to the National Weather Service. Hannah Hudnall covers trending news for the USA ...

CHICAGO The Illinois Environmental Protection Agency (Illinois EPA) and the Illinois Department of Public Health (IDPH) are ...

Chicago experienced the worst air quality in the world on Thursday due to smoke from Canadian wildfires, which can trigger asthma attacks, strokes, and heart attacks, and people are advised to use ...

Air pollution in the Chicago area impacts communities of color more than white people, according to new data analysis in the ABC Equity Report.

Air pollution isn't just bad for your lungs—it may be eroding your brain. In a sweeping review covering nearly 30 million ...