Add Yahoo as a preferred source to see more of our stories on Google. With hundreds of wildfires burning across Canada, smoke has drifted into the northern United States, blanketing the skies in haze ...

Canada wildfire smoke is impacting air quality across a dozen U.S. states, primarily in the Northeast and Great Lakes regions. Air quality is expected to remain poor through Wednesday, Aug. 6, with ...

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 ...

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 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 across the northern United States. Air quality in the Northeast is expected to worsen before improving later in the week. Hundreds of wildfires remain ...

Add Yahoo as a preferred source to see more of our stories on Google. Smoke from hundreds of Canada wildfires continues to blanket the northern U.S., spreading across roughly a dozen states from ...