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

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

Smoke from Canadian wildfires is engulfing much of the eastern and central United States and and is expected to continue for ...

Many fires burning across Canada, forcing evacuations and threatening air quality in the United States, cannot simply be put ...

Smoke from Canadian wildfires continues to plague the Upper Midwest and Great Lakes region, with multiple states under air ...

An air quality advisory is in effect until 12 a.m., Saturday, June 7, as Michigan continues to see effects of Canadian ...

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

Smoke from Canadian wildfires is beginning to worsen air quality in the eastern U.S. as several Midwestern states battle ...

The state Department of Environmental Conservation has issued an air quality health advisory for Sunday due to smoke from ...

Wildfires scorching several Canadian provinces have driven at least 33,400 people from their homes, with smoke now reaching ...

Many communities in the province remained under an air quality warning on Tuesday while special air quality statements were ...