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A B C D E F G H I J K L M N O P Q R S T U V W XYZ #
Long names are given in the original language. An English equivalent will be provided as far as it is known to GRDC. If available, an URL will be provided which will guide you to the respective external presentation, usually the Website of the organisation, programme or project. These Hyperlinks are provided as a convenience only. They imply neither responsibility for, nor approval of, the information contained in those Websites.
| SADC | South African Development Community |
| SADC HYCOS | SADC Hydrological Cycle Observing System, belongs to WHYCOS |
| SA FRIEND | Southern Africa FRIEND |
| SALLJEX | South American Low-Level Jet Experiment of VAMOS, 2003 |
| Sava HYCOS | Sava Hydrological Cycle Observing System, belongs to WHYCOS |
| SCWR | Subcommittee on Water Resources of CEB |
| SEMIDE | Système Euro-Méditerranéen d'Information sur les savoir-faire dans le Domaine de l'Eau (Euro-Mediterranean Information System on know-how in the Water sector) |
| Senegal HYCOS | Senegal Hydrological Cycle Observing System, belongs to WHYCOS |
| SHEF | Standard Hydrologic Exchange Format (US) |
| SHI | Russian State Hydrological Institute (ru: GGI) |
| SMC | Service météorologique du Canada(Meteorological Service of Canada) |
| SMOS | Soil Moisture and Ocean Salinity, project of ESA |
| SOI | Southern Oscillation Index |
| SOLAS | Surface Ocean-Lower Atmosphere Study, a project of WCRP |
| SOPAC | Pacific Islands Applied Geoscience Commission |
| SPARC | Stratospheric Processes And their Role in Climate, a core project of WCRP |
| SPREP | Pacific Regional Environment Programme |
| SRTM | Shuttle Radar Topography Mission, international project spearheaded by the NGA and NASA |
| SRBC | International Sava River Basin Commission |
| START | Global Change SysTem for Analysis, Research and TrainingAnalysis of WCRP, IHDP, and DIVERSITAS |
| Sv | Sverdrup: Volume flux unit, 1 Sv = 1 x 10^6 m^3/sec |
| SWAT | Soil and Water Assessment Tool, public domain river basin scale model |
| SWOT | Surface Water Ocean Topography, joint satellite mission of NASA and CNES |