How Bad Is China's Air Quality?

Mar 3, 2012 By Deepa Gopal
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JENNAH H_C's picture
JENNAH H_C April 7, 2012 - 3:04pm

the sky is totally polluted!

Raptorman2012's picture
Raptorman2012 April 7, 2012 - 7:18am

They build up the pollution when the wind is going west and it can be seen in Korea!