Could public urination be good for the environment? By Susie Cagle, grist.org “Pee planters,” fruit fences, and LED hop­scotch might sound like a nor­mal week­end in San Fran­cis­co, but the Urban Pro­to­typ­ing Fes­ti­val isn’t exact­ly aim­ing for nor­mal. Click to embiggen. Part art-installation fes­ti­val, part pop-… RT @grist: Could public urination be good for the…

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