Air-Cleaning Skyscrapers? The Chicago Gateway Towers Proposal

An innovative air-filtration system is the central feature of the proposed CO2ngress Gateway Towers, a skyscraper project envisioned by two students at the Illinois Institute of Technology. Situated over the busy Congress Parkway interchange, which serves some 77,000 vehicles a day, the two towers would capture CO2 from the air and feed it to algae [...]...