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Before-And-After Photos Of Beijing's Record-Breaking Smog

Pollution levels in China are hazardously off the charts.

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Above: August 29, 2010. Below: January 14, 2013.
Jason Lee / Reuters

Above: August 29, 2010. Below: January 14, 2013.

Above: January 14, 2013. Below: February 4, 2012.
ED JONES / Getty Images

Above: January 14, 2013. Below: February 4, 2012.