Growing wildfires in Canada sent smoke billowing into the United States in mid-July, with the contaminated air drawing social media scorn and tariff threats from Donald Trump. But a supposed Truth ...

President Donald Trump is threatening to charge tariffs to Canada over record levels of hazardous air drifting into the U.S. from hundreds of wildfires burning in the north.

President Trump is indicating that he may punish Canada over wildfire smoke that’s drifted into the U.S. further inflaming tensions.

Add Yahoo as a preferred source to see more of our stories on Google. President Donald Trump has claimed Canadian wildfire smoke has poisoned American air and suggested Canada should pay damages or ...

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.