Hearing: Oversight hearing titled “Exploring the Potential of Deep-Sea Mining to Expand American Mineral Production.”

Subcommittee on Oversight and Investigations (Committee on Natural Resources)

Tuesday, April 29, 2025 (10:15 AM - 12:15 PM)

1324 LHOB
Washington, D.C.

Witnesses

Mr. Gerard Barron
CEO and Chairman, The Metals Company, Raleigh, NC

Added 04/29/2025 at 01:13 PM
  • Testimony Barron [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA Deep Seabed Mining Report to Congress 1995 [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA Deep Seabed Mining Report to Congress 1993 [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA Deep Seabed Mining Report to Congress 1991 [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA Deep Seabed Mining Report to Congress 1989 [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA Deep Seabed Mining Report to Congress 1987 [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA Deep Seabed Mining Report to Congress 1983 [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA Deep Seabed Mining Report to Congress 1981 [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA 1981 Final Programmatic Environmental Impact Statement [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA Deep Seabed Mining Final Technical Guidance Document 1981 [PDF] Added 04/29/2025 at 04:56 PM
  • NOAA Final Environmental Impact Statement 1994 [PDF] Added 04/29/2025 at 04:56 PM
  • 30 USC Ch. 26_ DEEP SEABED HARD MINERAL RESOURCES [PDF] Added 04/29/2025 at 05:05 PM
  • 15 CFR Part 970 - DEEP SEABED MINING REGULATIONS FOR EXPLORATION LICENSES _ Electronic Code of Federal Regulations [PDF] Added 04/29/2025 at 05:05 PM
  • NOAA 1984 Deep Seabed Mining Draft Environmental Impact Statement [PDF] Added 04/29/2025 at 05:05 PM
  • NOAA 1984 Final Environmental Impact Statement Ocean Management Inc [PDF] Added 04/29/2025 at 05:33 PM
  • NOAA 1984 Final Environmental Impact Statement Ocean Minerals Co [PDF] Added 04/29/2025 at 05:33 PM
  • NOAA 1984 Final Environmental Impact Statement Kennecott Consortium [PDF] Added 04/29/2025 at 05:33 PM
  • Truth in Testimony Barron [PDF] Added 04/29/2025 at 04:56 PM
  • CV Barron [PDF] Added 04/29/2025 at 04:56 PM

Mr. Oliver Gunasekara
CEO and Co-Founder, Impossible Metals, San Jose, CA

Added 04/29/2025 at 01:13 PM
  • Testimony Gunasekera [PDF] Added 04/29/2025 at 04:56 PM
  • Gunasekara QFR Response [PDF] Added 02/24/2026 at 03:21 PM
  • Truth in Testimony Gunasekara [PDF] Added 04/29/2025 at 04:56 PM
  • Gunasekara Bio [PDF] Added 04/29/2025 at 04:56 PM

Mr. Duncan Currie
Legal Advisor, Deep Sea Conservation Center, Christchurch, New Zealand

Added 04/29/2025 at 01:13 PM
  • Testimony Currie [PDF] Added 04/29/2025 at 04:56 PM
  • Currie QFR Response [PDF] Added 02/24/2026 at 03:21 PM
  • Truth in Testimony Currie [PDF] Added 04/29/2025 at 04:56 PM
  • Currie Bio [PDF] Added 04/29/2025 at 04:56 PM

Dr. Thomas Peacock
Professor of Mechanical Engineering, Director, Massachusetts Institute of Technology, Cambridge, MA

Added 04/29/2025 at 01:13 PM
  • Testimony Peacock [PDF] Added 04/29/2025 at 04:56 PM
  • Peacock QFR Response [PDF] Added 02/24/2026 at 03:21 PM
  • Truth in Testimony Peacock [PDF] Added 04/29/2025 at 04:56 PM
  • Resume Peacock [PDF] Added 04/29/2025 at 04:56 PM

Support Documents

  • Hearing Notice [PDF]
  • Hearing Memo [PDF] Added 04/29/2025 at 01:13 PM
  • Rep. Dexter FTR – American Samoa_ Sign-on Letter Against Deep-sea Mining (1) [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – BBSEA Critical Minerals Report [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Biodiversity loss from deep-sea mining [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Companies calling for a deep sea mining mortarium [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Current Biology - How many metazoan species live in the world’s largest mineral exploration region [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Deep Sea Mining Isn't Worth the Risk - The Ocean Foundation Feb 2024 [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Exclusive _ Shipping Giant Maersk Drops Deep Sea Mining Investment - WSJ [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – International Energy Agency (IEA) page on critical minerals [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – International Seabed Authority metals study [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – ISA fact sheet on the composition of polymetallic nodules [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Marine experts calling for a deep sea mining pause [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Nature - Long-term impact and biological recovery in a deep-sea mining track [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – nytimes.com-Mining Company Seeks Trump Support to Shortcut Access to Seabed Metals [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Organization for Economic Cooperation and Development (OECD) reports on seabed mining [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Seafood-Market-Statement-Supporting-a-Pause-on-Deep-Sea-Mining_30.05.23-1-1 [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – Trump Order Encourages Controversial Deep-Sea Mining for Critical Minerals - Newsweek [PDF] Added 02/24/2026 at 03:21 PM
  • Rep. Dexter FTR – LICENSING OF PRIVATE REMOTE SENSING SPACE SYSTEMS [PDF] Added 03/16/2026 at 10:54 AM

First Published: April 22, 2025 at 11:33 AM
Last Updated: March 16, 2026 at 10:54 AM