PrefaceForewordGlossaryList of acronymsExecutive SummaryReferencesNotes1 IntroductionReferencesNotes2 The Challenge of Financing Water-related Investments2.1 Scope and definitions2.2 Why financing water security is a policy issue2.3 Exacerbated challenges related to the COVID-19 crisis and opportunities related to the recovery2.4 Orders of magnitude of water-related financing needs and capacities2.5 Trends in development finance for water2.6 Transcending sectors: how water risks could translate into material financial risksReferencesNotes3 Options to address the financing challenge3.1 Strengthen the enabling environment for investment3.2 Make the best use of existing sources of finance and assets3.3 Optimise future investment needs by planning, setting priorities and sequencing investmentReferencesNotes4 Mobilising additional sources of funding and finance4.1 Generating revenue streams4.2 Tailored financing vehicles and approaches to create opportunities for scaling up investment4.3 Concluding remarksReferencesNotes5 Accelerating action on financing water: An agenda for the future5.1 An agenda for the future5.2 Working in partnership