• A 14-foot 'tree' could be the key to healthier air in cities. Meet the 29-year-old horticulturist who designed it

    8 days ago - By Business Insider

    Summary List Placement What if a city bench could provide a place not just to sit but also to breathe a little easier? That's the idea behind CityTree , a 14-foot-high moss-covered, energy-efficient bench and air purifier that is popping up in cities throughout Europe and Asia. The ingenious piece of urban furniture uses the natural ability of living moss to bind with fine particles and remove them from the air - up to 82% of them - and Internet of Things technology to measure and adjust its performance in real time.
    CityTree is the brainchild of Peter Sänger, 29, a horticulturalist...
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