BEIJING (AP) -- In a city where smog routinely blankets the streets, a Dutch artist has offered an eccentric solution: a 7-meter (23-foot) metal structure that takes in smog and expels cleaner air.

This month, a 23-foot-tall outdoor structure that improves the air quality of the surrounding area landed in Rotterdam. Studio Roosegaarde, the Smog Free Project (2015) (all photos courtesy Studio ...

New Delhi's 'smog tower' uses 40 giant fans to purify the air in a 0.4 square mile radius. Air quality is a major problem in New Delhi, and the city's Chief Minister Arvind Kejriwal called it a "gas ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. The Smog Free Tower uses ion technology to attract and capture small pollution particles and then releases newly purified air.

When artist Daan Roosegaarde visited Beijing in 2014, he was inspired by what he didn’t see. From his hotel room on the 32nd floor, his view of the sprawling Chinese capital was totally obscured by ...