Smog episodes accumulate, have long-term health effects: doctors

Rapidly growing wildfires in several provinces forced thousands of people from their homes and prompted air-quality warnings in cities thousands of kilometres away, while hot and dry conditions had other areas on high alert, including Nova Scotia, where the government banned most summertime activities in wooded areas.The deteriorating conditions have added up to a wildfire season that is on track to be one of Canada’s worst on record in terms of area burned, second only to 2023.