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

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

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada ...

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

Certain trees, such as pines, are much more likely to burst into flames than others due to their sap and needles, McBean ...

You may unsubscribe at any time. By signing up, you agree to our terms of use and privacy policy. This site is protected by ...

You may unsubscribe at any time. By signing up, you agree to our terms of use and privacy policy. This site is protected by reCAPTCHA and the Google privacy policy and terms of service apply.

People with chronic lung conditions and diseases should take their symptoms seriously when there are air quality alerts like ...

People forced to breathe air polluted with large amounts of wildfire smoke visit hospital emergency rooms more often for ...

The air quality warning for the Greater Toronto Area has been lifted after being in place over the long weekend, Environment Canada says.

Most of New York is under an Air Quality Health Advisory today due to wildfire smoke. Our team is monitoring conditions closely. Please check the Air Quality Index before you go outside and take any ...

The air quality index on Tuesday across the Midwest and the Northeast ranged from "moderate" to "unhealthy" for sensitive adults. Some areas in northern Wisconsin, eastern Pennsylvania, northern ...