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This Water-Generating Billboard Actually Grows Vegetables

Now you can have your roadside advertising and eat it, too.
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UTEC

YouTube: "Air Orchard" - UTEC (inglés)

Are newfangled billboards the answer to solving the world's problems? Definitely not, but you might be led into thinking so given they can filter dirty air, shelter the homeless, and now grow crunchy, healthy hydroponic lettuce.