An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

Parts of Canada are seeing some of their most unhealthy air yet, and the smoke is likely to move over the United States again ...

Since the weekend, several major fires have been raging across Canada’s central and western provinces. The smoke from those ...

Smoke from the Canadian wildfires continues to bring potentially dangerous air quality to parts of the northern U.S., with ...

Smoke from more than 100 wildfires blazing in Canada is expected to spread to impact air quality in more U.S. state.

Maps show where new plumes of smoke will cause hazy skies through the end of the week. Low-level smoke is forecast to spread ...

Smoke from wildfires raging in Canada has drifted into the United States, affecting air quality as far south as Florida.

Canada wildfires are causing hazardous smoke to drift into the U.S., lowering air quality across multiple states. Residents ...

Parts of central Pennsylvania are under a code orange air quality alert, but the Midwest is seeing bigger air quality ...

We believe quality journalism should be available to everyone, paid for by those who can afford it. Smoke from wildfires still raging in Canada is degrading air quality across the northern U.S ...

The worst wildfires in decades are tearing through Saskatchewan, Canada, and at least two people have been killed in blazes ...