Each piece was submitted with permission from the author’s parents. Have you ever gone outside on a smoggy day wondering if there are dangerous gases in the air? There’s a good chance that ...
Photographs of Beijing on a smoggy day (June 19, 2009) and a blue-sky day (June 22, 2009), courtesy of China Air Daily. (Lin Yang and John Billingsley/Asia Society) China Air Daily, a project of Asia ...
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