Recovering Critical Minerals
From NSF’s Discovery Files Podcast by U.S. National Science Foundation
April 20, 2026 · 22 min · Episode 155
About this episode
Elizabeth Holley discusses the importance of recovering critical minerals from mining byproducts for national security and technology.
Critical minerals play an essential role in modern technologies, and a domestic supply is essential for national security. Elizabeth Holley, an NSF-supported associate professor, discusses how domestic supplies might be increased by recovering critical minerals from the byproducts of existing mining sites.
People in this episode
Guest: Elizabeth Holley
Topics covered
- critical minerals
- domestic supply
- national security
- mining
- technology
Keywords
- critical minerals
- domestic supply
- national security
- mining byproducts
- technology
Mentioned in this episode
Organizations: NSF, U.S. National Science Foundation
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