Silicon Valley Elites Want to Block the Sun. Not Everyone’s On Board

It sounds like science fiction, but it’s real: Venture capitalists, startup founders, and Silicon Valley elites are pouring money into a controversial technology called solar radiation modification that could cool the planet by blocking the sun.

Today on the show, host Sarah Holder talks to Bloomberg reporter Sophie Alexander about the international coordination needed for something like this to work, and why funding for it is ramping up even as researchers express concerns about the possible consequences. Read more: Silicon Valley’s Elite Pour Money Into Blotting Out the Sun

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