U.S. is unable to replace rare earths supply from China, warns CSIS newsthirst.
Workers transporting soil containing rare earth elements for export at a port in Lianyungang, Jiangsu province, China, Oct. 31, 2010. Stringer | Reuters As China imposes export controls on rare earth elements, the U.S. would be unable to fill a potential shortfall, according to the Center for Strategic and International Studies — and this could threaten Washington’s…