Testing Your Metal

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Manage episode 317744548 series 7331
Big Picture Science and SETI Institute द्वारा - Player FM और हमारे समुदाय द्वारा खोजे गए - कॉपीराइट प्रकाशक द्वारा स्वामित्व में है, Player FM द्वारा नहीं, और ऑडियो सीधे उनके सर्वर से स्ट्रीम किया जाता है। Player FM में अपडेट ट्रैक करने के लिए ‘सदस्यता लें’ बटन दबाएं, या फीड यूआरएल को अन्य डिजिटल ऑडियो फ़ाइल ऐप्स में पेस्ट करें।

Catalytic converters are disappearing. If you’ve had yours stolen, you know that rare earth metals are valuable. But these metals are in great demand for things other than converters, such as batteries for electric cars, wind farms and solar panels.

We need rare earth metals to combat climate change, but where to get them? Could we find substitutes?

One activity that could be in our future: Deep sea mining. But it’s controversial. Can one company’s plan to mitigate environmental harm help?


  • Paul Dauenhauer - Professor of chemical engineering and material science at the University of Minnesota and a 2020 MacArthur Fellow
  • Chris Leighton - Distinguished University Teaching Professor, Editor, Physical Review Materials, Dept. of Chemical Engineering and Materials Science, University of Minnesota
  • Renee Grogan - Co-founder and Chief Sustainability Officer, Impossible Mining company

Featuring music by Dewey Dellay.

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