Kann: Geoengineering is too cheap to support large venture market sizes
Shayle Kann · AMA: Geoengineering, nuclear, power prices, and more · Sep 4, 2025 · at 5:09
Energy investor Shayle Kann explains why solar radiation management is difficult to back as a traditional venture capital investment.
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“It's actually hard to get to a big market size for it, ultimately, because it is so cheap. Like, I don't remember exactly the number, but we did an episode on this, like, I don't know, a couple years ago, and it was something like a couple billion dollars might get you, like, half a degree Celsius of global cooling.”
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