wildfires, smoke and Canadian Arctic Archipelago
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3don MSN
Smoke from Canadian wildfires has carried another day of poor air quality south of the border to the American Midwest.
In the upper Midwest of the United States, Michigan, Wisconsin and Minnesota have issued air quality warnings as smoke from the Prairie wildfires is dragged south by a cold front. Those warnings expanded into the Northeast, causing some hazy skies.
Canadian wildfire smoke has entered the Upper Midwest and poses significant health impacts in the hardest-hit areas.