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Air-Stalagmite: A Skyscraper To Serve As A Beacon And Air Filter For Polluted Cities- eVolo | Architecture Magazine
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Air-Stalagmite: A Skyscraper To Serve As A Beacon And Air Filter For Polluted Cities- eVolo | Architecture Magazine
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A view of a 60-meter-tall air purification tower, the world's biggest air purifier, to combat smog and other air pollution in Xi'an city, northwest Ch Stock Photo - Alamy
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