The poor air quality continues to prevail in Illinois as Canadian wildfire smoke migrates south into the U.S. As a result, ...

WGN-TV weather producer Bill Snyder joins John Landecker to talk about the poor air quality we have today and when the air ...

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

Minneapolis has the second-worst air quality in the world on Friday morning as wildfire smoke from Canada continues to linger in the state.

Friday morning, Chicago's air quality showed a PM 2.5 of 157. Typically, anything above 100 is considered to be hazardous to at least some groups, and anything over 150 is considered to be “unhealthy, ...

We are slowly getting an improvement in our air quality! Our Air Quality Advisory is still going to last until noon today, ...

Improving indoor air quality is especially important for members of vulnerable groups, including infants, children, older adults, or those who have existing respiratory issues.

Structured quality improvement approaches—or improvement methods—provide processes and tools for measuring and managing your efforts in a way that helps sustain improvements in your local environment.