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Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air for at ...
Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...
Smoke from Canadian wildfires have continued to drift over the Midwest, blanketing the region with haze and poor air quality, prompting the National Weather Service (NWS) and local departments to ...
Chicago was listed as the worst air quality in the world for part of Aug. 1 because of smoke from the fires blowing southeast ...
It expires on Friday at midnight, due to elevated levels of fine particulate (PM2.5), the Department of Environment, Great ...