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The original was posted on /r/science by /u/MistWeaver80 on 2024-10-26 16:59:00+00:00.

Original Title: Scientists report that shooting 5 million tons of diamond dust into the stratosphere each year could cool the planet by 1.6ºC—enough to stave off the worst consequences of global warming. However, it would cost nearly $200 trillion over the remainder of this century.