Chinese city builds 328ft air purifier tower to tackle smog problem
 

https://c.slashgear.com/wp-content/u...na-605x383.jpgA city in Northern China has built what it calls the world’s largest air purifier in a bid to reduce smog levels. Measuring 100m / 328ft high, the tower resembles a huge concrete cylinder, but it is said to be far more than that. According to a local publication, researchers from the Institute of Earth Environment at the Chinese Academy … Continue readinghttp://feeds.feedburner.com/~r/slashgear/~4/XPzFKnPXjPc

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