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The hazy skies in the Chicago area are the visible sign of the poor air quality Thursday as smoke from Canadian wildfires ...
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 ...
An air quality alert covering the entire state of Minnesota continues on Thursday, marring otherwise fairly ideal weather ...
Hazy skies from wildfire smoke will linger through the weekend in Chicago, with mild temperatures and an air pollution alert in place.