An aeroview shows the newly-built Hefei Xinqiao International Airport in Hefei, Anhui province September 15, 2012. More than 50 cities in China have answered Beijing's call for cleaner economic growth... more 
An aeroview shows the newly-built Hefei Xinqiao International Airport in Hefei, Anhui province September 15, 2012. More than 50 cities in China have answered Beijing's call for cleaner economic growth with plans for aviation hubs, airports clustered with industrial zones. The problem is that they may not all be needed. Picture taken September 15, 2012. REUTERS/Stringer (CHINA - Tags: BUSINESS TRANSPORT) less 
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Reuters | Photo By JIANAN YU / REUTERS
Sun, Sep 15, 2013 5:15 PM EDT