Striving for coherence2025-07-090 PRE AI CCees J.N. Buisman * DOI:10.1038/s41893-025-01601-0OriginalOriginal request for helpShareSaveAbstract En 中文 Transforming wastewater treatment into a system that closes the nutrient cycle is paramount to achieve a fairer, healthier and cleaner future, argues Cees Buisman.