"Right now, a map from the Canadian Interagency Forest Fire Centre shows a country spotted red with blazes, like it’s come down with a nasty case of chicken pox. Remarkably, these fires aren’t clustered in a single region: Their spread is the northern equivalent of New York and California burning at the same time, with additional fires stretched in between. According to the CIFFC, more than 509 fires are active in Canada, 253 of which are classified as “out of control.”'

https://www.theatlantic.com/science/archive/2023/07/smoke-canada-fires-how-long-months/674601/