21 Oct '11, 3pm

OUT OF OUR ELEMENT. - Green Energy News

In the electric energy arena alone where we once relied on common metals such copper, steel, lead, zinc, tin – all of which were and still are easy to obtain, and often found within our borders – we now are seeking neodymium (for magnets in electric motors and generators) and selenium, tellurium, indium, gallium (for use in thin-film solar cells) and lithium (for batteries). While on the global scale there may be adequate resources of that short list of elements, they’re hard to get, and not in great abundance under U.S. soil, if at all. Afghanistan, for instance, apparently is rich in some of those resources, but constant attack by the Taliban might hamper mining operations. China, which holds 97 percent of neodymium resources, has said in the recent past that it might consider cutting off supplies. No wonder the U.S. government is seeking new materials in which to make m...

Full article: http://www.green-energy-news.com/arch/nrgs2011/20110078.html

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