Ontario's poor air quality and hazy skies will persist for the next couple of days for many areas, with widespread alerts ...

Summer temperatures and smoky skies are anticipated to converge over Greater Victoria midweek, intensifying early Wednesday ...

As we head into a sizzling week across Washington, we look at smoke conditions and air quality across the state impacted by ...

Canadian wildfire smoke lingers in Michigan. Officials issued an air quality advisory in southeast Michigan for July 15.

In this issue of our environmental newsletter, we learn why the City of Toronto thinks spending $1.4 billion to renaturalize ...

Canadian wildfire smoke remains in Michigan. On July 16, officials issued an air quality advisory for western counties.

PM2.5 pollution is spiking in many counties in Utah and is accompanied by the typical summer pollutant of ozone. It makes for a nasty mix of pollution.

Emergency teams reopened the only road into Patuanak early Monday, allowing residents who had been trapped there to evacuate ...

Much of the Upper Midwest on Saturday was dealing with swaths of unhealthy air because of drifting smoke from Canadian ...

As wildfires burn across the interior of the province and just across the Canada/U.S.A. border, smoke is starting to drift in ...