People call for firework-free Spring Festival in Jinan (1/2)

People sign the banner calling for a firework-free Spring Festival in Jinan, capital of east China's Shandong Province, Jan. 25, 2014. The Chinese Spring Festival, or lunar New Year, is traditionally celebrated with fireworks, which cause serious air pollution. A number of Jinan citizens called Saturday on others to stop exploding fireworks during the Spring Festival starting on Jan. 31 this year to protect the environment. (Xinhua/Lyu Chuanquan)