The human-driven climate crisis made the conditions that led to blazes roaring across Canada, which have caused toxic smoke to spew throughout the country and into the US, twice as likely to occur, a new analysis has found.
Heightened global temperatures, caused by the burning of fossil fuels, amplified the risk of fire-prone weather in Ontario and the Northwest Territories, scientists found. These provinces have been racked by fires this summer, causing towns to be evacuated and unhealthy smoke to unfurl across multiple cities in North America.
