Construction — Skyscrapers of the future

Skyscrapers of the future? US architects reveal designs for high-rise buildings dubbed 'Urban Sequoias' that can remove up to 1,000 TONNES of carbon from the atmosphere – equivalent of 48,500 trees The 'Urban Sequoia' is the brainchild of the Chicago-based architectural firm Skidmore, Owings & Merrill It would use various carbon storage approaches such as direct air capture and growth of algae for biomass The tower design's 'stack effect' would help draw air into the centre of the building for processing  Over a 60 year period, each high-rise could absorb up to four times the carbon released in its construction...