Massive wildfires spanning across Canadian territories and the U.S. Midwest are creating a severe air quality crisis affecting millions of residents. The smoke plume has extended southward from Minnesota through the Great Lakes region, reaching major urban centers including Toronto and New York. Environmental authorities have issued multiple air quality alerts, urging vulnerable populations including children, elderly, and those with respiratory conditions to limit outdoor activities. This transboundary pollution event highlights the growing climate-related challenges facing North America.

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