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China seeks to fight smog by brainstorm: All ideas welcome
China seeks to fight smog by brainstorm: All ideas welcome

The city of Wuhan is considering building skyscrapers coated with a high-tech substance that can "eat" air pollutants. An artist is offering to suck particulates out of Beijing's dirty skies using a giant vacuum-cleaner-type device and sell jewelry made with the collected contaminants. One...

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