Canadian wildfire smoke triggers air quality alerts across 17 states
More than 100 wildfires are burning in Canada, and strong winds are pushing smoke south into the U.S.

More than 100 million Americans are under air quality alerts as smoke from wildfires in Canada and northern Minnesota blankets parts of the U.S. and releases microscopic particles into the atmosphere that can raise serious health risks. Shifting winds have pushed thick haze into major metro areas across the Great Lakes, Northeast and Mid-Atlantic, reducing…
More than 100 wildfires are burning in Canada, and strong winds are pushing smoke south into the U.S.
Wildfire smoke and unhealthy air persist and shift direction, as Trump demands explanation from Canada.
Wildfires in Ontario have blanketed US and Canadian cities with dangerous smoke.
This game got smoked out.
109 million people face another day of poor air quality as smoke from blazes in Ontario drifts over the USSign up for the Breaking News US newsletter email Tens of millions of Americans are enduring another day of smoky skies, irritated eyes and bad air quality, as Canadian wildfire smoke spread again over huge swathes of the US, affecting about 109…
President Donald Trump on Friday pledged to hold Canada responsible for costs associated with unhealthy air quality in the U.S. due to spreading smoke from the Canadian wildfires.
President Trump is threatening to raise tariffs on Canada over wildfire smoke that drifted from the country into the U.S., triggering health warnings and disrupting outdoor activities.Why it matters: Dealing with Canadian wildfire smoke is becoming a semi-regular occurrence in the Midwest and Northeast.It degrades air quality, exposing millions to short-…