Make Me Smart

Deep-sea mining: The next frontier for critical minerals

Dec 9, 2025 · 17 min · Episode 1500 · 17.2 MB
0:00-17:42

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Rare-earth elements help power our everyday electrical devices, and that’s because most batteries are made with minerals like lithium, nickel, cobalt and graphite. As of now, China produces more of these minerals than any other country. But some mining companies are eyeing the deep sea’s floor, says Marketplace contributor Dan Ackerman, because such rare earths form organically way down there. Plus, the ethical concerns that come with this deep-sea mining.


Here’s everything we talked about today: