urine /newsroom/ en Urine, not water for efficient production of green hydrogen /newsroom/news/list/2025/05/08/urine-not-water-for-efficient-production-of-green-hydrogen Researchers have developed two unique energy-efficient and cost-effective systems that use urea found in urine and wastewater to generate hydrogen. May 09 2025 Crispin Savage /newsroom/news/list/2025/05/08/urine-not-water-for-efficient-production-of-green-hydrogen