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The urine revolution: how recycling pee could help to save the world

Separating urine from the rest of sewage could mitigate some difficult environmental problems, but there are big obstacles to radically re-engineering one of the most basic aspects of life.
  1. Chelsea Wald

    1. Chelsea Wald is a freelance reporter in The Hague, the Netherlands, and the author of Pipe Dreams: The Urgent Global Quest to Transform the Toilet.

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On Gotland, the largest island in Sweden, fresh water is scarce. At the same time, residents are battling dangerous amounts of pollution from agriculture and sewer systems that causes harmful algal blooms in the surrounding Baltic Sea. These can kill fish and make people ill.

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Nature 602, 202-206 (2022)

doi: https://doi.org/10.1038/d41586-022-00338-6

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