This vertical farm is completely self-sustaining

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This article was first published in the October 2015 issue of WIRED magazine. Be the first to read WIRED's articles in print before they're posted online, and get your hands on loads of additional content by subscribing online. 
This 85m2 public structure in Japan uses the light, air and water of its surroundings to grow local produce, from adzuki beans to watermelons. The project, a collaboration between graduate students from UC Berkeley and Japa