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 SunBloomberg wants to hear from you! Help make shows like ours even better by taking the Bloomberg audience survey and have a coffee on Bloomberg for doing so. Become a Bloomberg.com subscriber using our special intro offer at bloomberg.com/podcastoffer. You’ll get episodes of this podcast ad-free and unlock access to deep reporting, data and analysis from reporters around the world. See omnystudio.com/listener for privacy information.