See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The following maps monitor pollutants such as PM2.5 and ozone, offering ...

Wildfires in Canada, the United States and Mexico often send smoke throughout the continent. Smoke forecast Light Medium Heavy Source: Global Systems Laboratory, National Oceanic and Atmospheric ...

Wildfire smoke carries more hospital risk per microgram than everyday pollution, with asthma, stroke, and heart failure rising the most.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. According to AccuWeather, prevailing weather patterns are expected to ...

Add Yahoo as a preferred source to see more of our stories on Google. Wildfire smoke continued to gradually move into western Washington Tuesday, with air quality likely worsening through the middle ...

Add Yahoo as a preferred source to see more of our stories on Google. Wildfires blazing in the West have spread hazardous smoke into several states, sending two U.S. cities into the top rankings for ...

This week, several major wildfires are burning across Canada. Though wildfires are expected as part of an annual cycle, they still pose a threat to animals, people, and property—and air quality. And ...

(KRON) — Smoke plumes billowing out of raging wildfires in the Pacific Northwest are forecast to drift into the San Francisco Bay over the next 48 hours. Bay Area Air District officials extended an ...

Campers have cut their trips to Yosemite short because of smoke from the ongoing Dome Fire. Visitors can check the national park's air quality in several ways.

Smoke drifting into the Bay Area from wildfires near Big Sur prompted air district officials to issue an air quality advisory for wildfire smoke through Tuesday.

Blackened skies and an apocalyptic orange haze have returned to the U.S. and Canada as toxic smoke from out-of-control wildfires creates hazardous conditions for millions of people. Air pollution was ...

Wildfires blazing in the West have spread hazardous smoke into several states, sending two U.S. cities into the top rankings for worst air quality in the world. Seattle and Portland ranked in the top ...