26 March 2013

Sea-mud bonanza

Ambrose Evans-Pritchard, the International Business Editor of The Daily Telegraph, covered world politics and economics for thirty years based in Europe, the US, and Latin America; he joined the Telegraph in 1991, serving as Washington correspondent and later as European correspondent in Brussels, and has an article about valuable mud:
Japanese scientists have found vast reserves of rare earth metals on the Pacific seabed that can be mined cheaply, a discovery that may break the Chinese monopoly on a crucial raw material needed in high-tech industries and advanced weapons systems.
"We have found deposits that are just two to four metres from the seabed surface at higher concentrations than anybody ever thought existed, and it won't cost much at all to extract," said Professor Yasuhiro Kato from Tokyo University, the leader of the team.
While America, Australia, and other countries have begun to crank up production of the seventeen rare earth elements, they have yet to find viable amounts of the heavier metals such as dysprosium, terbium, europium, and ytterbium that are most important.
China has a near total monopoly in the heavier end of the spectrum, though it is also the dominant supplier of the whole rare earth complex after driving rivals out of business in the 1990s. It still accounts for nearly a hundred percent of global supply.
Beijing shocked the world when it suddenly began to restrict exports in 2009, prompting furious protests and legal complaints by both the US and the EU at the World Trade Organisation. China claimed that it was clamping down on smuggling and environmental abuse. "Their real intention is to force foreign companies to locate plant in China. They're saying `if you want our rare earth metals, you must build your factory here, and we can then steal your technology," said Professor Kato.
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