Beijing's Smogpocalypse: China's Air Crisis By the Numbers
Tuesday, February 25, 2014 - 13:30
in Earth & Climate
Beijing's skyline hid under particle-filled smog on Tuesday, as China's capital city and about 10 percent of the country faced an environmental alert for overly polluted air.Here's how the China's latest air quality crisis, crippling cities for the sixth day running, breaks down.