Retirees play Taichi during their morning exercise on a hazy day in Fuyang city, in central China's Anhui province, Monday Jan. 14, 2013. Air pollution is a major problem in China due t

 

              Retirees play Taichi during their morning exercise on a hazy day in Fuyang city, in central China
Retirees play Taichi during their morning exercise on a hazy day in Fuyang city, in central China's Anhui province, Monday Jan. 14, 2013. Air pollution is a major problem in China due to the country's rapid pace of industrialization, reliance on coal power, explosive growth in car ownership and disregard for environmental laws. (AP Photo) CHINA OUT