Smog chokes China again

Updated: Jan 29, 2013 20:01 IST

People walk on a smog-covered road in Qingdao, east China's Shandong province. Air quality levels rose above index limits in Beijing amid warnings that the smog may not clear until January 31. (AFP Photo)
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People walk on a smog-covered road in Qingdao, east China's Shandong province. Air quality levels rose above index limits in Beijing amid warnings that the smog may not clear until January 31. (AFP Photo)

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