People look across the Hong Kong skyline shrouded by smog on May 4, 2010. Hong Kong's roadside pollution soared to record highs in last two quarters, official data showed. Roadside pollution was "very high" or "severe" for 14 percent of the time between January and March, and 24 percent of the time in the fourth quarter of 2009, according to statistics from the Environmental Protection Department. AFP PHOTO / ED JONES

Gente mira a través del horizonte de Hong Kong, envuelto por el smog y la contaminación de carretera en el 2010. AFP PHOTO / ED JONES

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