Wildfire smoke triggers air quality alert across New York
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State officials from Maine to New York issued alerts for fine particulate matter, a toxic byproduct of wildfires that is small enough to be inhaled.
Smoke from Canadian wildfires persisted across the Upper Midwest on Friday, prompting air quality alerts for millions.
Environment Canada is warning people living in a vast swath of hte B.C. Interior of unusually hot temperatures set to arrive Tuesday through Thursday.