- Argo: International Argo Project
- CryoSat: ESA’s Ice Mission
- ENVISAT: Environmental Satellite
- ERS: European Remote Sensing satellite
- ESEAS: European Sea Level Service
- GCOS: Global Climate Observing System
- GGOS: Global Geodetic Observing System
- GLOSS: Global Sea Level Observing System
- GOCE: Gravity Field and Steady-State Ocean Circulation Explorer
- GOOS: Global Ocean Observing System
- GRACE: Gravity Recovery and Climate Experiment
- ICESat: Ice, Cloud, and Land Elevation Satellite
- IGS: International GNSS Service
- Jason: Ocean Surface Topography from Space
- MedGLOSS
- SMOS: Soil Moisture and Ocean Salinity
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