Rare Earth Elements in National Defense: Background, Oversight Issues, and Options for Congress

[摘要] This report covers concerns that Congress has expressed over U.S. acquisition of rare earth elements, particularly those used in various components of defense weapon systems. Specific concerns are the acquisition of these elements, especially from foreign sources such as China; how dependence of foreign sources affects national security; and methods for decreasing the relationship between reliance on foreign sources and national security.

[发布日期] 2013-12-23 [发布机构] Library of Congress. Congressional Research Service.

[关键词] Natural resources;Metals;Defense policy;Weapons systems