Smoke from Canadian wildfires started making air quality worse in the eastern U.S. on Wednesday as several Midwestern states ...

A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.

Smoke from more than 100 wildfires blazing in Canada is expected to spread to impact air quality in more U.S. state.

An air quality map shows conditions across the United States on Wednesday as Canadian wildfire smoke is forecast to continue ...

Smoke from the Canadian wildfires continues to bring dangerous air quality to parts of the northern U.S., with hazy skies possible.

Air quality has gotten so bad in Iowa due to wildfire smoke that the Iowa DNR has issued an air quality alert after AQI ...

The ongoing Canadian wildfires have reportedly blanketed a third of the United States, affecting millions, with the National ...

Milwaukee currently has the worst air quality in the U.S., The New York Times reported on June 4. Here's what you need to ...

The worst wildfires in decades are tearing through Saskatchewan, Canada, and at least two people have been killed in blazes ...

Air quality in some parts of the United States is worsening as smoke from dozens of wildfires in Canada travels south, pushed ...

A series of wildfires burning across central Canada sent smoke billowing into the U.S. over the weekend, with few signs that ...

Air quality alerts have also been posted for the Interstate 95 corridor in the Northeast between Philadelphia, New York City ...