The climate crisis is stacking the deck in favor of larger and more frequent wildfires as temperatures rise, and has renewed the debate over regulation.

If you’re in the red on AirNow’s air quality map, you should stay inside.

Canadian wildfires have caused air quality alerts to go into effect across the U.S. Here’s how to stay safe.

By Nancy Lapid The northeastern United States is blanketed under a pungent haze caused by smoke carried down

As an orange haze of wildfire smoke from Canada smothers parts of the eastern US, officials are warning residents in both countries of unhealthy or hazardous air Wednesday.

Air quality advisories have been issued in Canada and the northern US as wildfire smoke travels south.

New York City topped the list of the world's worst air pollution Tuesday morning as harmful smoke wafted south from more than a hundred wildfires burning in Quebec.

By Nia Williams Wildfires are common in Canada's western provinces, but this year the eastern province of Nova

State Farm is stopping new home insurance sales in California, citing wildfire risks and skyrocketing construction, the company announced Friday.

Residents of the central United States experienced poor air quality and smoke over the weekend. The potentially dangerous air has a far-off source: the wildfires raging in Canada.

Millions of acres scorched by wildfires in the Western US and Canada — an area roughly the size of South Carolina — can be traced back to carbon pollution from the world's largest fossil fuel and cement companies, scientists reported Tuesday.