Smoke from more than 700 active wildfires in Canada is once again clouding skies and pushing air quality into dangerous ...

The current rankings indicate that Detroit is more polluted than Kolkata, one of India's largest cities, and every other city ...

Air-quality alerts have been posted in New York City, with 740 fires raging across Canada from the Arctic Circle to southern ...

With hundreds of wildfires burning across Canada, smoke has drifted into the northern United States, lowering air quality ...

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

Wildfire smoke from Canada is impacting millions of people across parts of the northern United States. Over the weekend, it ...

A number of states in the United States have declared air quality warnings with concerning levels noted across many of the Great Lakes states including Wisconsin, Michigan, and Minnesota.

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as Texas, AirNow's data shows. The EPA has declared the air quality in states ...

Hundreds of wildfires burning across Canada are expected to continue affecting air quality in parts of the United States, particularly the Upper Midwest and the Northeast, through Tuesday, according ...

The Northwoods has been experiencing a significant drop in air quality recently because of smoke from Canadian ...

New Jersey has had enough. For the second summer in a row, Canadian wildfires are fouling up our skies, tanking air quality across the Northeast and turning summer days into smoke-filled warnings. We ...