AOS Faculty Member Gabriel Vecchi, deputy director of CIMES, told CNN that this is a signal of the climate crisis, and hot extremes outpacing cool extremes has been a notable trend in recent years.

"This is what you would expect from a planetary warming that's been driven in large part from greenhouse gases; this is now the world we're living in," Vecchi told CNN, noting that "it's fair to think that almost every heatwave that we see right now has some influence from global warming."

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