Jan 29, 2020
This skyscraper-sized air purifier is the world’s tallest
Posted by Quinn Sena in categories: biotech/medical, engineering, sustainability
Circa 2018
It may look like just another giant smokestack, but a 200-foot tower in the central Chinese city of Xi’an was built to pull deadly pollutants from the air rather than add more. And preliminary research shows the tower — which some are calling the world’s largest air purifier — has cut air pollution significantly across a broad swath of the surrounding area.
Given those findings, the researchers behind the project say they hope to build an even taller air-purifying tower in Xi’an, and possibly in other cities around China.
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