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Potent pollution hits 104 Chinese cities

Updated: 2013-12-08 14:22 (chinadaily.com.cn)
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Potent pollution hits 104 Chinese cities

A man walks amid heavy smog in Nanjing, capital of East China's Jiangsu province, on Dec 8, 2013. The city issed red alert for smog on Sunday morning, the highest level in the three-tier color-coded warning system. Visibility was less than 50 meters in some areas in the city.[Photo/icpress.cn]

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