Sensitive groups are advised to stay indoors and limit outdoor activities as pollution and ozone levels spike to unhealthy ...

The Chicago area recorded ozone levels of 156 late Monday afternoon. Levels above 100 are considered unhealthy. Residents ...

"Steelmakers" is an accessible entry point to the environmental, industrial, immigrant, and labor histories of the Calumet region.

Chicago’s skyline will light up in red later this week in honor of Juneteenth, ... The day is also known as Emancipation Day and Freedom Day. Stream NBC 5 for free, 24/7, ...

Chicago is in the middle of the Mississippi Flyway, a round-trip bird migration route that sees over 300 bird species each year. Birds eat all day to save up nutrients and fat to make their long ...

Commuters heading into Chicago Friday morning may not be able to see the skyline very clearly, but it isn't all due to smoke from wildfires impacting air quality. It's also because of "dense fog ...

A person braves cold temperatures as he waits at the corner of Belmont Avenue and Broadway in Lake View on Feb. 18, 2025. (Eileen T. Meslar/Chicago Tribune) Kleah Nguyen, of San Diego, walks with ...

NASCAR stars marked July 4 with patriotic messages, fan tributes, and charity work—just ahead of the high-stakes Grant Park ...

Chicago is in the middle of the Mississippi Flyway, a round-trip migration bird route that sees over 300 bird species each year. Birds eat all day to save up nutrients and fat to make their long ...