As Canadian wildfires spread smoke across the U.S. the air pollution is dangerous to health. But there are ways to protect ...

Almost 200 wildfires are burning out of control in Canada, including 81 in Saskatchewan, 159 in Manitoba and 61 in Ontario.

Millions of people were told to monitor themselves for the symptoms at least through Monday night, but possibly longer.

A number of states in the United States have declared air quality warnings with concerning levels noted across many of the ...

Smoke and haze continues to clear out. Gradual warming eventually pushes high temperatures near 90 degrees. Minor precipitation forecast for the week.