Some area high school teams are finding their preseason practices and conditioning are up in the air this summer. The reason: Air quality levels continue to fluctuate and reach unhealthy levels at ...

As Michigan extends its 10th air quality advisory of the season, some Michigan officials are urging Canada to do more about the wildfires and their negative impacts on Michigan's air quality.

Spacecraft images show the massive smoke from wildfires in Canada as it descends into the northern U.S. and, along with it, poor air quality. Extreme wildfire activity, with more than half of the ...

The smoke and haze from raging wildfires in Canada covered the eastern United States this week, prompting air quality warnings across the eastern seaboard. New York City’s skyline is barely visible in ...

NEW YORK, NY – Early-season wildfires erupting across Canada’s prairie provinces are already threatening air quality across parts of the United States, raising fresh alarm about the long-term ...

Over 120 million people — more than a third of the U.S. population — found themselves under air quality alerts on Thursday as massive clouds of smoke from Canadian wildfires spread across a dozen ...