Wild fires started earlier, are higher in number and spread across much of the country, burning millions of acres as climate ...

Public schools barred students from going outside, while sports organizations scrapped events because of unhealthy air.

More than 16,400 people have had to flee their homes but so far there ... south and this could lead to hazy conditions across New York City later today, the National Weather Service said.

The devastating fires have caused more than 20,000 people to flee their homes, and some 3.8 million hectares of land have ...

Canada's Quebec province, hit hard by wildfires that have ravaged the country, eagerly awaited on Wednesday the arrival of ...

Alberta's Indigenous nations face down apocalyptic wildfires and the Canadian government's "let-it-burn" climate policy.

Canada's Quebec province, now the epicenter of a devastating wildfire season that has ravaged the country, expects thousands ...

Instability in the jet stream could potentially be responsible for seemingly unrelated weather in disparate parts of the ...

While headlines this week in the United States focused on historic levels of air pollution in major East Coast cities like New York and Philadelphia—which ... the Clean Air Act was passed in 1970—in ...

More than 16,000 people were forced to evacuate their homes in Canada's eastern province of Nova Scotia, officials said Monday, as one of hundreds of wildfires raging across the country threatened ...

Racing at Belmont Park was canceled on Thursday due to poor air quality from wildfires in Canada, and New York's governor warned that the Belmont Stakes, the final leg of the Triple Crown ...

More than 16,400 people have had to flee their homes but so far there have been no injuries ... the fires is blowing south and this could lead to hazy conditions across New York City later today, the ...