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With heavy industries within the city limits and more cars taking to the roads with each passing day, Beijing's air pollution crisis continues to worsen. When this photo was taken on December 28th, the city's air pollution scored a 500/500 on the city's 500 point scale, with 500 being the most polluted.

[Photo copyright Matt Hintsa / The Cornell Daily Sun and may not be used without proper permission / payment. Please contact me if you are interested in using this photo, and I will process your request.]