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

Nevada state lawmakers passed a law requiring Nevada employers offer workers more protections from unhealthy air.

Maps show where new plumes of smoke will cause hazy skies through the end of the week. Low-level smoke is forecast to spread ...

Smoke from the Canadian wildfires continues to bring potentially dangerous air quality to parts of the northern U.S., with ...

Wildfire smoke blankets Las Vegas Valley, new air quality protections mandated for Nevada’s outdoor ...

The ongoing Canadian wildfires have reportedly blanketed a third of the United States, affecting millions, with the National ...

WILLIAMS LAKE, B.C. — The Williams Lake and Quesnel areas are both under a special air quality statement as drifting wildfire ...

Following a period of heavy wildfire smoke in Ontario, daily ED visits for asthma-related causes rose and stayed up for ...

The air quality in Boston over the last few days hasn't been great, and you may have noticed a foul smell or slight haze in the air.

Wildfire smoke is affecting air quality across the country. Here’s what you need to know. Flin Flon, Man., residents will return home starting next week after wildfire evacuation.

Many Toronto commuters masked up on Friday as wildfire smoke from Western Canada rolled into the city. Residents of Ottawa and Montreal, too, woke up to air-quality warnings.

Reduce your exposure to wildfire smoke outdoors. Check local air quality conditions using the AQHI, InfoSmog (Quebec), special air quality statements or air quality advisories to determine whether ...