Severe gale force 9 winds rage through Changchun, capital of northeast China's Jilin province, April 8, 2010. The gales forced dust to swirl up and blow over pedestrians. Visibility was less than 50 meters. [Photo/CFP]
Severe gale force 9 winds rage through Changchun, capital of northeast China's Jilin province, April 8, 2010. The gales forced dust to swirl up and blow over pedestrians. Visibility was less than 50 meters. [Photo/xinpin.cn]