UDUMA
Udyama
UK Centre for Ecology and Hydrology
UN Environment Programme
UN Environment World Conservation Monitoring Centre
UN Habitat
UN Women
UNEP Cartagena Convention Secretariate
UNESCO Chair on Urban Resilience
UNESCO Intergovernmental Hydrological Programme
UNESCO International Centre for Water Security and Sustainable Management
UNESCO Regional Office in Beijing
UNESCO World Water Assessment Programme
Unilever
Union for the Mediterranean
United Nations Children’s Fund
United Nations Convention to Combat Desertification
United Nations Development Programme
United Nations Economic and Social Commission for Asia and the Pacific
United Nations Economic Commission for Europe
United Nations Educational, Scientific and Cultural Organization
United Nations Environment - Global Programme of Action for the Protection of the Marine Environment from Land-based Activities
United Nations High Commissioner for Refugees
United Nations Human Settlements Programme
United Nations University - Institute for Integrated Management of Material Fluxes and of Resources
United Nations University - Institute for the Advanced Study of Sustainability
United Nations University - Maastricht Economic and Social Research Institute on Innovation and Technology
United Nations University Centre for Policy Research
United Nations University Institute for Water, Environment and Health
United Nations University Institute on Comparative Regional Integration Studies
United Nations World Food Programme
United States Bureau of Reclamation
United States Department of State
United States Department of the Interior
United States Geological Survey
University College Cork
University College London
University for Development Studies Tamale
University of Alabama
University of Applied Sciences and Arts Northwestern Switzerland
University of Arizona
University of Arizona Water Resources Research Center
University of Bangor
University of Bergen
University of California at Berkeley
University of California San Diego
University of Canberra
University of Copenhagen
University of Dar es Salaam
University of Dundee
University of Ghana
University of Groningen
University of Leeds
University of Manitoba
University of Michigan
University of Nairobi
University of New South Wales
University of Newcastle
University of North Carolina at Chapel Hill
University of Oxford
University of Sussex
University of Technology Sydney
University of Toyama
University of Westminster
UN-Water
Uppsala University
USAID's Water, Sanitation, and Hygiene Finance
Uttaran
Use #wwweek to share