OTTAWA, June 6 (Reuters) - Authorities in New York, Toronto and Ottawa on Tuesday warned residents about the health risks from air polluted by smoke from unprecedented early summer wildfires in ...

Environment Canada also issued an advisory early Monday morning, reminding the public of the ongoing heat warning in the ...

Western winds have pushed smoke plumes from Prairie wildfires toward Quebec and Ontario, including Toronto and the GTA ...

OTTAWA, June 6 (Reuters) - Smoke from wildfires in eastern Canada has polluted the air over Toronto and Ottawa and triggered health alerts from Environment Canada on Tuesday.

Wildfire smoke can be harmful to human health even at low concentrations, the agency added. Slow-moving showers and thunderstorms have developed, and some areas of Ottawa may receive significant ...

Rain and wind patterns have largely protected Ottawa residents from unhealthy air quality due to forest fire smoke in recent days, but that could change. Ottawa’s skies have been hazy this week as ...

Ottawa weather: Smoke levels ease, but air quality still troublesome. Story by Staff Reporter • 3d. Residents in the Capital region woke up Saturday to relatively fresh air conditions, but ...

As Ottawa struggles to smoke out underground shisha bars, owners plead for understanding. Rachelle Elsiufi | CBC News | Posted: April 17, 2024 8:00 AM | Last Updated: April 17 ...