An air quality map shows conditions improving across the United States on Friday as smoke from the Canadian wildfires subsides after prompting air quality alerts and advisories in several states this ...

Large wildfires in Canada continued to cause concerning air quality levels across parts of the United States and triggered multiple air quality alerts. Over 750 wildfires are burning throughout Canada ...

Canadian wildfires are impacting air quality across the U.S. Wildfires are burning in multiple Canadian provinces, including Alberta, British Columbia, Manitoba, Ontario and Saskatchewan. Numerous ...

As wildfires spread across Canada, air quality in the U.S. continues to be impacted, and people sensitive to air pollution could face "serious health effects," according to a government website that ...

Canadian wildfires are causing poor air quality in the Midwest, especially in Wisconsin. Milwaukee's air quality is expected to fluctuate between moderate and unhealthy levels in the coming days. With ...

Canadian wildfire smoke is impacting air quality across a dozen northeastern and midwestern U.S. states. Air quality is expected to remain poor in the Northeast through Tuesday, with some improvement ...

Canadian wildfires are causing poor air quality in parts of the U.S. Air quality alerts have been issued for several states, advising precautions for sensitive groups. The EPA has designated air ...