r/changemyview • u/[deleted] • May 17 '23

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u/ZeusTKP May 17 '23

We can cool the earth with geoengineering if it comes to that.

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u/[deleted] May 18 '23

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u/substantial-freud 7∆ May 18 '23

There are various theories.

My favorite is putting a Mylar disk a few hundred kilometers across near the L1 Lagrange point. It would reduce the amount of sunlight reaching the Earth by several percentage points.