Smoke from wildfires in Canada continue to impact air quality in the northern United States, even in the New York City metro ...

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

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts across the U.S.

The north-central part of the Prairies remains under a series of air-quality warnings. Environment Canada says wildfire smoke is contributing to the region's very poor air quality and could cause ...