5 reasons to be grateful for air conditioning

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is a senior editorial director at Vox overseeing the climate teams and the Unexplainable and The Gray Area podcasts. He is also the editor of Vox’s Future Perfect section and writes the Good News newsletter. He worked at Time magazine for 15 years as a foreign correspondent in Asia, a climate writer, and an international editor, and he wrote a book on existential risk. A You’re Hot, Stay Cool sign with an AC unit and fan posted to a street light during a heat wave on 86th Street in Manhattan, New York. Lindsey Nicholson/UCG/Universal Images Group via Getty Images Lee...