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

Unfortunately, Columbia’s Facilities Department did not see this great environmental lesson, deeming the composting toilet to be unsanitary and unzoned, and citing concerns with the possible smell. Even after letters of persuasion, the final pavilion featured a display toilet only.

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1 Comment

  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.