Gallery: Columbia University Students Design a Composting Public Restro...

With virtually no public restrooms on Columbia’s campus, the students wanted to use the pavilion to create one. However, since the toilet was in the middle of an academic courtyard, no plumbing hook up was possible. So, a composting toilet made the most sense, as well as fitting in with the sustainable aspects of their program.

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  1. Atematic October 12, 2011 at 11:37 am

    Good to see this conversation getting a more public forum – literally! – and I love the idea of inflating the cloud with byproducts of the breakdown of the waste, but worth noting that it probably couldn’t truly float as the gases produced would be mostly CO2 and water vapor (nitrates are solids) and both are heavier than air.