Residents in Seattle and across Puget Sound are waking up to hazy skies and reduced visibility as wildfire smoke continues to affect air quality. The primary source is the Bear Gulch Fire inside ...

As dozens of wildfires continue to burn across Canada, flames are sending far-reaching plumes of smoke into the sky and unhealthy air to distant places. Some of the more gigantic blazes have been ...

Thick smoke filled the Puget Sound leading up to the weekend, plunging air quality into the "unhealthy" category in parts of the region late Friday afternoon - and these smoky conditions and cloudy, ...

Wildfire smoke from Washington, Oregon, and British Columbia has severely impacted air quality in eastern Washington. Winds from the east and northeast have largely contained the smoke east of the ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) For most of the past decade, forecasters have been able to use satellites to track ...