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.

Smoke from Canadian wildfires continue to shroud US cities in a noxious haze, forcing flight delays and cancellations to ...

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.

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 ...

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

The fires in Quebec have forced more than 11,400 people to flee their homes ... by the smoke include Canada’s main population centers of Montreal in Quebec and Ottawa and Toronto in southern Ontario, ...

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 ...