The 23rd edition of UNEP’s Foresight Brief highlights the potential routes of how investments into nature-based solutions (NbS) may be supported and financed. NbS can improve biodiversity in cities, as well as reduce pollution and greenhouse gases thereby improving human health. However, there is no one-size-fits-all panacea but rather a toolbox of potentially suitable instruments which may be employed to greater or lesser success in different circumstances.