Officials warned young children and those with respiratory illnesses to take precautions. For weeks, smoke from Canadian wildfires has been drifting across the border.

Wildfires have engulfed Turkey for weeks, threatening Bursa, the country’s fourth-largest city and forcing over 1,700 people to flee.

In the northern province of Karabuk, where a large wildfire has been burning for five days, 1,839 people in 19 villages were evacuated, Yumakli said. Three planes and 16 helicopters are tackling the blazes in the area amid difficult conditions, he added.