What are the world's water challenges? Why are they important?

Developer Accenture Strategy Annual Review of Public Health arxIT Bureau of Reclamation Columbia Water Center Cool Farm Alliance Economist Intelligence Unit GAO George Mason University Global Agri-business Alliance (GAA) Global Center On Adaptation Global Commission on Adaptation Refinitiv Southwest Climate Hub Tufts University U.S. Forest Service United Nations Climate Change University of Washington University of Washington, U.S. Forest Service, and Urban and Community Forestry Urban and Community Forestry US Fish and Wildlife Service 2030 Water Resources Group Aalto University Acciona Actiam Agronomy Aither Alliance for Water Stewardship (AWS) ALUS Canada Ambev Antea Group AP7 Aquaculture Stewardship Council (ASC) AquaSPE Arup Associated British Foods AT&T BAFWAC Better Cotton Initiative Better Work BHP BIER Bloomberg BP Bright Hub BRK Ambiental BSR California Department of Water Resources Canadian Government CDP CEO Water Mandate Ceres China Water Risk Circular Fibre's Initiative Climate Disclosure Standards Board (CDSB) Climate Hazards Group (CHG) Coca-Cola Coca-Cola European Partners Collective Leadership Institute Comisión Económica para América Latina y el Caribe (CEPAL) Commonwealth of Australia Confederation of Indian Industry (CII) Conservation International Construction Products Association Cotton 2040 CTCN Delft University of Technology Deltares DEMEAU Deutsche Entwicklungsgesellschaft (DEG) Deutsches Institut Für Entwicklungspolitik (DIE) Diageo DMci Strategies DNV-GL Dokuz Eylul University Earth Security Group Ecolab EcoVadis EDEKA EDF Ellen MacArthur Foundation Embedding Project Ericsson European Asphalt Pavement Association European Centre for Development Policy Management (ECDPM) Eurostat FAO Fashion for Good FEWS NET Field to Market Ford Forest Stewardship Council Forum for the Future GAIN Gap Inc. 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LimnoTech Mars Maven's Notebook McKinsey Metabolic National Drought Mitigation Center National Network on Water Quality Trading National Water Quality Monitoring Council Natural Capital Coalition Natural Capital Declaration Natural Capital Project Nelen & Schuurmans Nestlé New York State Pollution Prevention Institute Newmont Norges Bank Investment Management (NBIM) Norwegian Church Aid ODI OECD OHCHR Outdoor Industry Association (OIA) Pacific Institute Partnerships in Practice PBL Netherlands Environmental Assessment Agency Pegasys PRI Proctor & Gamble PwC Quantis RELX Group Revolve Water Rio Tinto River Network River Threat Network Ross Business School at the University of Michigan Rotary International Safer Made SAI Platform Sasol Save the Children SCA Science Magazine SDG Academy Shift SIWI South African Sugar Association Stanford Water in the West Stantec Stockholm Environment Institute (SEI) Storebrand SustainAbility Sustainability Accounting Standards Board (SASB) Sustainable Apparel Coalition Sustainable Fashion Academy (SFA) Sustainable Sanitation and Water Management Sustainable Water Partnership (SWP) Sustainia Suvi Sojamo SWA (Sanitation & Water For All) Sweden Textile Water Initiative TAM Ceramics Tata Steel Tata Trusts TCCAF Texas A&M Textile Exchange The Aspen Institute The Boston Consulting Group (BCG) The CLTS Knowledge Hub The Institute of Public & Environmental Affairs (IPE) The Institution of Environmental Sciences (IES) The RIO+ Centre The Sustainable Business Group The World Bank TNC Toilet Board Coalition Trucost U.S. EPA U.S. General Services Administration UN Environment Programme UN Global Compact UN Water UNDP UNEP UNEP-DHI UNEPFI UNESCO UNESCO-IHE UNICEF UNICEF WHO JMP Unilever United Nations University of Arizona University of Nebraska University of Twente University of Wyoming UNU-INWEH US Water Alliance USAID USDA USGS Veolia Volkswagen Waste and Resources Action Programme (WRAP) Water Education Foundation Water Footprint Network Water Foundry Water Integrity Network Water Research Water Research Center Water Resources Authority (WRA) Water Witness International WaterAid WaterLex WaterWorld WBCSD WHO William J. Worthen Foundation Winrock International World Economic Forum World Resources Institute World Toilet Organization World Water Assessment Programme World Water Council WRI WSSCC WUCLA WWF ZDHC Zero Brine