Combo photo taken on Jan. 23, 2013 (up) and Jan. 22, 2013 (bottom) show the tower of the Zhengyang Gate in Beijing, capital of China. The air quality hit the level of serious pollution in Beijing on Wednesday, as smog blanketed the city. (Xinhua/Wang Yueling)
Beijing chokes on lingering smog
BEIJING, Jan. 23 (Xinhua) -- The air quality in Beijing Municipality on Wednesday hit serious levels again, as smog blanketed the city.
At 9 a.m., air quality indices in most monitoring stations in the city proper exceeded 300, or Level VI, a serious level, according to statistics from the Beijing Municipal Environmental Monitoring Center. Full story