Workers pedal by the Sinopec Zhenhai petrochemical factory where an expansion was proposed on the outskirts of Ningbo city in eastern China's Zhejiang province Monday, Oct. 29, 2012. A

 

              Workers pedal by the Sinopec Zhenhai petrochemical factory where an expansion was proposed on the outskirts of Ningbo city in eastern China
Workers pedal by the Sinopec Zhenhai petrochemical factory where an expansion was proposed on the outskirts of Ningbo city in eastern China's Zhejiang province Monday, Oct. 29, 2012. After three days of protests by thousands of citizens over pollution fears, a local Chinese government relented and agreed that the petrochemical factory would not be expanded, only to see the protests persist. (AP Photo/Ng Han Guan)