Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. By Judson Jones ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

Having breathing trouble today? Canadian wildfire smoke is drifting across Ohio today, dropping the air quality in parts of ...

Smoke from wildfires in Canada reached Connecticut’s skies and caused poor air quality on Tuesday, according to state ...

Air quality alerts are in effect in the Philadelphia area, fueled by smoke from wildfires that are burning thousands of miles ...

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Wildfire smoke from Canada has prompted officials to place the Lehigh Valley and surrounding counties under an air quality ...

At least 738 wildfires are currently burning in Canada, with at least 201 out of control, according to the Canadian ...

Smoke from nearly 200 uncontrolled wildfires in Canada is triggering widespread air quality alerts across the Upper Midwest ...

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

New York City air quality is dropping as Canadian forest-fire smoke swirls down the Hudson River, shrouding much of the ...

More than 700 wildfires are burning in Canada as of Tuesday evening. Donald Trump makes major announcement on political ...