When the climate gets warm enough, we may have to turn to desperate measures, like altering our own atmosphere. What could possibly go wrong? Putting stuff up in the stratosphere to block the sun’s rays might work, but that has happened before, like in 1816, the year without a summer. Besides, we’d probably need solar energy just to launch the scheme, which is akin to biting off our noses to spite our faces. Or it might work. Kurzgesagt has some details. -via Damn Interesting
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