Tiananmen Square Smog
From Rachelle Oblack, About.com
People walk around Tiananmen Square shrouded with smog October 26, 2007 in the outskirts of Beijing, China. The International Olympic Committee (IOC) has warned some outdoor events could be effected from Beijing's poor air pollution.
Getty ImagesPrev Next
©2009 About.com, a part of The New York Times Company.
All rights reserved.