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Overexploitation of sand erodes hills of C China

(chinadaily.com.cn) Updated: 2013-01-22 16:40
Overexploitation of sand erodes hills of C China

Trucks and excavators transport sand away from the hills of Ningxiang county in Changsha city, Central China's Hunan province, on Jan 20, 2013. [Photo by Xiangyou/CFP]

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