Energy critical elements : identifying research needs and strategic priorities : hearing before the Subcommittee on Energy and Environment, Committee on Science, Space, and Technology, House of Representatives, One Hundred Twelfth Congress, first session, Wednesday, December 7, 2011

Federal perspective on a national critical materials strategy : hearing before the Subcommittee on Investigations and Oversight, Committee on Science, Space, and Technology, House of Representatives, One Hundred Twelfth Congress, first session, Tuesday, June 14, 2011

What if America's mineral-intensive military runs out of minerals?

Strategic and critical minerals policy : domestic minerals supplies and demands in a time of foreign supply disruptions : oversight hearing before the Subcommittee on Energy and Mineral Resources of the Committee on Natural Resources, U.S. House of Representatives, One Hundred Twelfth Congress, first session, Tuesday, May 24, 2011

A federal strategy to ensure secure and reliable supplies of critical minerals

Rare earth minerals and 21st century industry hearing before the Subcommittee on Investigations and Oversight, Committee on Science and Technology, House of Representatives, One Hundred Eleventh Congress, second session, March 16, 2010

A strategic and economic review of aerospace exports hearing before the Subcommittee on Terrorism, Nonproliferation, and Trade of the Committee on Foreign Affairs, House of Representatives, One Hundred Eleventh Congress, first session, December 9, 2009

U.S. energy and mineral needs, security and policy : oversight hearing before the Subcommittee on Energy and Mineral Resources of the Committee on Resources, U.S. House of Representatives, One Hundred Ninth Congress, first session, Wednesday, March 16, 2005

China's mineral industry and U.S. access to strategic and critical minerals : issues for Congress

The mineral supply chain and the new space race oversight hearing before the Subcommittee on Oversight and Investigations of the Committee on Natural Resources, U.S. House of Representatives, One Hundred Eighteenth Congress, first session, Tuesday, December 12, 2023