2014 Northwest Territories fires
The 2014 forest fire season in the Northwest Territories of Canada is reputed to be the worst for at least three decades. As of 3 July, there had been 123 fires reported in the territory, of which at least 92 were still active and 13 were thought to be human-caused. By 9 July the total had reached 164 fires and on 10 July over 130 fires were thought to be burning. The smoke generated by the fires was blown into the Prairie Provinces and created a moderate health risk there leading Environment Canada to declare  an air quality advisory for southern Saskatchewan and Manitoba on 9 July. The smoke reached as far away as Bismarck, North Dakota, over south. The smoke was also observed drifting north into Nunavut and east to the Maritime Provinces and as far as Portugal. By 8 July the largest fires were the Lutselk'e fire at and the Gamèti-Wekweeti fire at . By 9 July an area of had been consumed, about the size of the island of Trinidad. As of 18 September 2014, the Government of the Northwest Territories estimated that of forest had been burnt and that the fire  fighting cost C$55 million ($44.37 million USD). One study suggested that a record number of lightning ignitions during 2014 drove a significant amount of the fires. The Northwest Territories complex emitted 164 teragrams of carbon (TgC).