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From gray to green: Urban farming around the world

Melanie Hall
September 11, 2017

Urban farming has been around for as long as there's been cities, but it's recently been enjoying a global revival. From Berlin to Bangkok, city dwellers are planting on roofs and walls to turn cities from gray to green.

DW eco@africa - Rooftop garden, New York, USA
Image: Imago/UIG