Four key learnings from a SIWI seminar at World Water Week, 2022, which aimed to understand how enhanced ecosystem services can be valued, financed, and scaled. — The term Nature-based Solutions (NbS) refers to the sustainable management and use of natural features and processes to tackle socio-environmental challenges in general, and climate change in particular. These solutions are ‘inspired and supported by nature’, cost-effective, and simultaneously provide environmental, social, and economic benefits and help build resilience.