The Toxic Smog Cloud Hanging Over Shanghai Looks Just As Bad As It Sounds

Shanghai is notorious for its terrible air quality, but the smog in this Chinese metropolis just hit absurd levels. The government's air pollution monitoring site records the level of PM2.5, particulate matter hazardous to health, at 477 as of this writing, one of the highest pollution levels ever recorded. The World Health Organization recommends an average PM2.5 level of 20 or below.

A fetid product of industrial pollution, car exhaust and particulate matter from coal burning, this blanket has been left to fester in the city's streets due to a bout of cold and still weather. It makes the city a dangerous place to be a living, breathing human right now. "Severely polluted" air, the government site states, puts residents at increased risk of cardiopulmonary diseases, and it's suggested that everyone in the city avoid outdoor activity.

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