The Jinshanling Great Walls shrouded in smog in Chengde, Hebei Province of China on February 24, 2014. (ChinaFotoPress/Getty Images) Want to see your images in our Photo of the Day posts? Use Flickr ...

As toxic smog continues to grip Lahore, the health condition of the people in Pakistani city continues to deteriorate with over 15,000 cases of respiratory and viral infections reported in just a ...

It would take years for scientists to piece together the puzzle of this Los Angeles smog and decades to implement policies to improve the air we all breathe. Today, scientists are able to monitor the ...

Smog has reached alarming levels in Beijing and much of northern China, forcing parents to keep their children inside and sending many to the hospital. Monitors say that air pollution has soared ...