A number of special air quality statements are in effect across northwestern Ontario as wildfire activity remains rampant ...

Environment Canada has issued nearly 250 active warnings and advisories in Alberta, Saskatchewan, Manitoba and Ontario as wildfires send smoke across Western Canada ...

Canada wildfires continue to burn, and smoke from the Canadian fires may affect U.S. air quality in several states. Is Kentucky impacted? What we know ...

Toronto, Canada came in third on the list ... On Friday, the smoke appeared to move further east on the map. "Poor air quality can be hazardous," the National Weather Service warns — especially ...

Regions stretching from the New York metro area to Washington, D.C., saw yellow and orange on air quality maps, indicating air ... Canada's most populous city of Toronto and outdoor recreation ...

an air quality monitoring website. As of Wednesday afternoon, IQAir said New York City's pollution was fourth-worst in the world, behind New Delhi, India; Dhaka, Bangladesh; and Toronto.

Research carried out at the University of Toronto shows that these neighbourhoods, despite being among the most desirable, are also among the most polluted in the city. An air pollution map ...

According to a new map circulating online ... at the 12 worst cities in the world for air quality as of Tuesday afternoon. On account of the smoke, Toronto ranked fifth, behind cities like ...

Air quality in some parts of the United States is worsening as smoke from dozens of wildfires in Canada travels south, pushed by winds high in the atmosphere. Through parts of Minnesota and into ...

Toronto, Ottawa, New York and Washington DC are among the cities that have already been badly affected and, although conditions have improved in some of those places, unhealthy air quality is ...

Toronto library card holders can now borrow carbon dioxide monitors for a week to check indoor air quality ... Map app, showing the locations of indoor places that have good quality ventilation ...