Beijing Air Pollution Reaches Dangerous Level

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A Chinese paramilitary police officer passes through Changan Avenue... Photo d'actualitéChine,Cérémonie,Cérémonie du drapeau,Désastre écologique,Groupe paramilitaire,Haut-lieu touristique international,Place Tien an Men,Police,Pollution,Pékin,Questions environnementales,Sérieux,VerticalPhotographer Collection: Getty Images News 2013 Getty ImagesBEIJING, CHINA - JANUARY 29: A Chinese paramilitary police officer passes through Changan Avenue during the flag-raising ceremony with severe pollution at Tiananmen Square on January 29, 2013 in Beijing, China. The 4th dense fog envelops Beijing with pollution at hazardous levels in January. (Photo by Feng Li/Getty Images)