2.8K views · 38 reactions | This University of Michigan sustainable agriculture engineering relies on a unique contribution from humans -- urine. Yup. And, once you get beyond the "giggle" factor, it's an idea that is proving itself worthy of investigation: bit.ly/2FiZsDc | National Science Foundation (NSF) | Facebook

Global researchers explore recycling human urine as fertilizer to replenish soil nutrients. Faith Salie discusses the process with the Rich Earth Institute, including collecting, pasteurizing, and distributing urine in large quantities. https://cbsn.ws/3SiTpSQ | CBS Sunday Morning