The bright lights of Hong Kong

Updated 9:15 PM ET, Thu March 21, 2013
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Parts of Hong Kong were found to be 1,000 times brighter than international norms. Getty Images
The Hong Kong University study found that Hong Kong is the most light polluted city on the planet. Getty Images
Hong Kong residents now have to contend with floodlit hoardings. Getty Images
The study found upward pointing lights were a large contributor to light pollution. Getty Images
Light refracted off Hong Kong's heavy pollution also contributes to light pollution. Getty Images