Students take part in the "For health and joy, running in the spring" event in the Huairou district, Beijing on March 25, 2011. A total of 700 residents attended the fun run, aimed at promoting a low-carbon lifestyle. [Photo/Xinhua]
Students take part in the "For health and joy, running in the spring" fun run in Huanrou, Beijing on March 25.[Photo/Xinhua]