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.

It’s the Oklahoma City Thunder against the Indiana Pacers in the NBA Finals, and the series starts with Game 1 on Thursday in ...

As Canada grapples with an intensifying wildfire season, the smoke from sprawling blazes in its prairie provinces is casting ...

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.