Smog chokes China again

Updated: Jan 29, 2013 20:01 IST

A Chinese national flag flies on a boat in heavy smog in Qingdao, east China's Shandong province. Air quality levels rose above index limits forcing cancellation of several flights. (AFP Photo)
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A Chinese national flag flies on a boat in heavy smog in Qingdao, east China's Shandong province. Air quality levels rose above index limits forcing cancellation of several flights. (AFP Photo)

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