Third day of smoky air gives millions in US East Coast, Canada a new view of wildfire threat; what novices need to know

A third day of smoky air gives millions in US East Coast, Canada a new view of wildfire threat With weather systems expected to hardly budge, the smoky blanket billowing across the U.S. and Canada from wildfires in Quebec and Nova Scotia will possibly persist into the weekend. AP NEWS

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A third day of unhealthy air from Canadian wildfires may have been an unnerving novelty for millions of people on the U.S. East Coast, but it was a reminder of conditions routinely troubling the country’s West — and a wake-up call about the future, scientists say.

“This is kind of an astounding event” but likely to become more common amid global warming, said Justin Mankin, a Dartmouth College geography professor and climate scientist. “This is something that we, as the eastern side of the country, need to take quite seriously.”

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