Scientists analyzed water quality in 145 watersheds after wildfires and found dramatic spikes in contaminants.

Dry conditions in Canada start a chain of events that exacerbates wildfires, injects plumes of smoke in the air and affects air quality in Milwaukee.

Continued drifting of wildfire smoke from Canada and Alaska has prompted Bay Area air regulators to extend an air quality ...

As Canada endures another heavy wildfire season, a group of resourceful farmers in British Columbia became an ad hoc fire ...

Health specialists were put on leave, and a report on how to protect 20 million workers from wildfire smoke has stalled ...

Wildfire threatens Squamish, B.C., as Environment Canada warns of more fires this summer Wildfire smoke is affecting air quality across the country. Here’s what you need to know ...

Wildfires burning more than 4,000 miles away in Canada could be behind smoky skies and a burning smell reported across large ...

I will always use fire responsibly and safely in the Fort McMurray Forest Area. I will fully extinguish my campfire by soaking it, stirring it and soaking it again. I will stop and check my ...