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As the Earth warms due to human-caused climate change, billions of people in the developing world will face life-threatening heat waves, raising the demand for air conditioning. But powering all of that cooling is going to take more energy, which will require burning more fossil fuels! Are there new air conditioning technologies on the horizon that could solve this paradox?

NOTE: A previous version of this video had a graph at 6:19 with incorrect values. The video has been updated with the correct graph.

Aerial photography by Jeff Arnold
Written by Eli Kintisch and Joe Hanson

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