Globally, human excreta are a huge untapped source of nutrients. Now, a new perspective paper makes the case that biochar could help to unlock it. The PNAS paper shows that human waste contains over ...

Recycling waste nutrients could cut fertilizer use, but coordination and infrastructure are key. Nutrients recovered from ...

Human and animal waste can replace many fertilizers if managed better and used closer to farms, improving farming systems.

Modern sanitation systems have long treated human urine as waste, flushing away valuable nitrogen and phosphorus that are ...

The U.S. Department of Energy’s Alternative Fuels and Feedstocks Office (AFFO) and the National Laboratory of the Rockies (NLR) launched the 2026 Waste to ...