Beijing issues 1st yellow alert for heavy smog
By Zheng Xin (chinadaily.com.cn) Updated: 2014-02-20 17:35 |
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Vehicles run in heavy smog in Beijing, Feb 20, 2014. [Photo/Xinhua] |
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| Fog, smog to blanket North, Central 皇冠体育app | Festival travelers battle heavy fog |