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How are these unusual minerals extracted from the ground and why is that process an environmental risk? CNET's Jay Greene explains.
But China says it regrets the WTO's decision, a ruling that could have implications for the legality of the country's rare-earth export quotas. China insists its policies are based on environmental and resource protection.
The country, which holds a third of the world's reserves of specialty metals, eats up to 60 percent of global supply for use in consumer gadgets, medical equipment, and hybrid cars.
U.S. government data on grid-connected photovoltaic systems shows a 30 percent drop in initial costs between 1998 and 2008.
At 2,000 megawatts, the solar power plant planned for Ordos City, Inner Mongolia, could be the largest in the world.
Canadian owner of Chinese manufacturing subsidiaries scores rights to solar installations in Inner Mongolia.