Smoke from numerous Canadian wildfires is again impacting the Philadelphia region this week, with environmental authorities ...

Homeowners know the saying, "water finds a way." Add wildfire smoke to that distinction, another savvy invader harming indoor ...

Detroit currently is ranked third worst worldwide for major city air quality today, Aug. 4, because of smoke from Canadian ...

Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. Canadian wildfires ...

Blazes burning across Canada are sending air quality plummeting in Detroit, Chicago, New York and other major U.S. cities ...

Smoke from ongoing Canadian wildfires has led to some of the worst air quality in the world across parts of the U.S.

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring ...

It's unclear whether and how Texas law enforcement will be able to work with out-of-state law enforcement to execute an ...

Canada's worst wildfire season on record, fuelled by extreme heat and climate change, is triggering global health warnings ...

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

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 ...