Officials said they've sent several crews to assist in controlling the massive wildfires, and they don't expect them to stop ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...

Poor air quality from the Canadian wildfires remains a concern on Tuesday for much of the Upper Midwest and Northeast regions ...

The EPA says if you are sensitive to particle pollution, consider reducing your activity level or shorten the amount of time ...

Massachusetts can expect hazy skies on Wednesday as smoke from Canadian wildfires continues to drift down the East Coast, ...

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's ...

Smoke from hundreds of wildfires in Canada has choked the skies over dozens of northern U.S. states in the Great Lakes and Northeast regions.

Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...

The remaining 10 states affected by medium to heavy smoke from the wildfires are Colorado, New York, New Jersey, Connecticut, Pennsylvania, Vermont, Massachusetts, Indiana, New Hampshire, and ...