Recycling human manure may be the ultimate form of sustainability.
Advocates call it “extreme composting,” and the practice of saving poop to turn it into soil is catching on in places like Los Angeles and Chicago.
Metro Vancouver is sold on it too. This region’s wastewater treatment plants are already recycling human waste. The end product, known as biosolids, is currently being marketed as an unrestricted product that can be used for all types of projects, from mine reclamation to landscaping and even agriculture.
But some experts aren’t so sure about the safety of biosolids in farming, or even as soil for public parks.
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