People & Business :: Green Issues
DOE Report Details Possible Rare Earths Shortages
1:45 PM MST | December 20, 2010 | Vincent Valk
A report by the U.S. Department of Energy (DOE; Washington) says the country could well face shortages of rare earth materials within the next fifteen years. Rare earth materials, or rare earths, include lanthanum, dysprosium, cerium, gallium and yttrium, and are critical for the development of clean-energy technology, such as lithium-ion batteries, wind power generators, and energy efficient lighting systems. Rare earths are metallic, and are typically mined alongside higher-volume, commoditized metals, such as zinc and iron. The main vulnerability to U.S. and...
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