An air quality alert is in effect for all of Massachusetts as smoke from Canadian wildfires descends into the Boston area.

Meteorologist Tony Pann has some tips on preventing wildfires as smoke from Canada has prompted air quality alerts across the ...

Smoke from wildfires in southwestern Manitoba, Canada, will impact the D.C. area Wednesday as it makes its way through the ...

Smoke from wildfires burning across Canada are bringing hazy conditions to the area, and all of eastern Pennsylvania is under ...

More than 700 wildfires are currently burning in Canada. This is effecting the air quality in the United States, including in ...

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as ...

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

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

Canada is having its second worst wildfire season yet. Two scientists explain what a red air alert means and how anyone living in impacted areas can protect themselves.

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

Hazy skies linger over New Hampshire as smoke from the Canadian wildfires drifts overhead. "The sky will continue to have a ...

PM2.5 — is expected to push the Air Quality Index over 100, reaching levels unhealthy for sensitive groups, including ...