Degraded and/or unsafe air quality levels will continue across parts of Canada Monday as wildfire smoke lingers. However, the ...

Burlington has the worst air quality in the country on Monday compared with other Canadian cities according to the World Air ...

The smoke from forest fires is still expected to cloud Toronto’s skies on Monday, according to Environment Canada’s special ...

PM2.5 — is expected to push the Air Quality Index over 100, reaching levels unhealthy for sensitive groups, including ...

India’s current Air Quality Index (AQI) fails to reflect the true health dangers of pollution, especially the short-term risk ...

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring ...

Wildfire smoke from the Prairies prompted special air quality statements and warnings across the country Saturday.

Ottawa and much of south and southeastern Ontario can expect poor air quality this weekend as wildfire smoke returns, ...

State officials on Monday issued an air quality health advisory for most of Western New York and other regions through ...

The Pennsylvania Department of Environmental Protection declared a continuation of its “Code Orange” Air Quality Action Day ...

Northeast Ohio is under an air quality alert until midnight Monday, August 4. Here's what's causing the poor air quality and ...