A labourer operates a bulldozer at a site of a rare earth metals mine at Nancheng county, Jiangxi province

Reuters
A labourer operates a bulldozer at a site of a rare earth metals mine at Nancheng county, Jiangxi province
A labourer operates a bulldozer at a site of a rare earth metals mine at Nancheng county, Jiangxi province March 14, 2012. REUTERS/Stringer
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