Professional Societies

> Inter-American Association for Sanitary and Environmental Engineering (AIDIS)
> International Association of Hydraulic Engineering and Research (IAHR)
> International Association of Hydrogeologists (IAH)
> International Association of Hydrological Sciences (IAHS)
> International Society Applied Limnology (SIL)
> International Association of Water Law (AIDA)
> International Commission on Irrigation and Drainage (ICID)
> International Council for Science (ICSU)
> International Geographical Union (IGU)
> International Hydropower Association (IHA)
> The World Association for Waterbourne Transport Infrastructure(PIANC)
> International Network of Basin Organizations (RIOB)
> International Union of Geodesy and Geophysics (IUGG)
> International Association for the Cryospheric Sciences (CCS)
> International Water Association (IWA)
> International Water History Association (IWHA)
> International Water Resources Association (IWRA)


Intergovernmental / Nongovernmental Organizations

> Biospheric Aspects of the Hydrological Cycle (BAHC) (see also IGBP)
> Co-operative Programme on Water and Climate (formerly Dialogue on Water and Climate)
> Dialogue on Water, Food and Environment
> Freshwater Action Network (FAN)
> Global Water and Energy Cycle Experiment (GEWEX)
> Global International Waters Assessment (GIWA)
> Global Water
> Global Water Partnership (GWP)
> Global Water System Project (GWSP)
> Hydrology for Environment, Life and Policy (HELP)
> Inter-American Water Resources Network (IWRN)
> Intergovernmental Panel on Climate Change (IPCC)
> International Commission on Large Dams (ICOLD)
> International Human Dimensions Programme on Global Environmental Change (IHDP)
> International Hydrological Programme (IHP)
> International Network for Participatory Irrigation Management (INPIM)
> UNICEF Water
> International Rivers Network (IRN)
> International Secretariat for Water
> International Water and Sanitation Centre (IRC)
> International Water Management Institute (IWMI)
> RAMSAR Convention on Wetlands
> UNESCO International Hydrological Programme (IHP)
> UNESCO World Water Assessment Programme (WWAP)
> UNICEF Water, Sanitation, and Hygiene (WASH)
> Water Environment Federation (WEF)
> Water Supply and Sanitation Collaborative Council (WSSCC)
> WaterWeb Consortium
> World Water Council (WWC)


Designated Time Periods
> International Year of Sanitation (2008)
> International Decade for Action "Water for Life" (2005-2015)
> International Year of Freshwater (2003)
> World Water Day (annual since 1995)


Events

> International Conference on Freshwater (Bonn, 2001)
> International Conference on Water and the Environment (Dublin, 1992)
> International Conference on Water and Sustainable Development (Paris, 1998)
> International Congress on Irrigation and Drainage (see also ICID)
> World Water Forum (Istanbul, 2008)
> United Nations Millennium Assembly (New York, 2000)
> United Nations Conference on Environment and Development (Rio de Janeiro, 2003)
> United Nations Conference on the Human Environment (Stockholm, 1972)
> World Summit on Sustainable Development (Johannesburg, 2002)

Links checked November 2008