The U.S. Environmental Protection Agency warns that wildfire smoke contains dangerous pollutants in the form of fine ...

Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled ...

Residents in northern Illinois will experience degraded air quality today as rain brings Canadian wildfire smoke south. Find out the AQI in your area.

Smoke from Canadian wildfires has carried another day of poor air quality south of the border to the American Midwest.

Canada’s urban centers offer some of the most dynamic and diverse lifestyles in the world. Among the most prominent cities, ...

DULUTH, Minnesota (Reuters) -Smoke from wildfires burning in three Canadian provinces is spreading into the U.S. Upper ...

A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.

Confetti falls as Lyft CEO Logan Green (C) and President John Zimmer (LEFT C) ring the Nasdaq opening bell celebrating the ...

Massive wildfires in western and central Canada have forced thousands to flee, with hazardous smoke spreading towards major US cities.

The Pollution Control Agency has issued a statewide air quality alert, including all tribal nations, that will be in effect ...

Wildfires in Canadian provinces of Manitoba and Saskatchewan are creating smoke visible in Michigan. Here's what to know.