Latest News
29.02.2024 SWOT: Public release of the L2 NADIR GDR (NALT) and AMR products
![](/fileadmin/_processed_/a/5/csm_SWOT-image_ce4e0b00ea.jpg)
The Surface Water and Ocean Topography (SWOT) project is pleased to announce the public release of the Level 2 Geophysical Data Record (GDR) products from the onboard nadir altimeter (NALT) and advanced microwave radiometer (AMR).[more]
12.02.2024 Swot monitors its first El Niño
![Swot sea level anomalies (level 3 products) for cycle 6 (November 2023), without interpolation. The consistency of the observations means that the data can be plotted as they are. (Credit: Cnes/CLS/JPL, image Aviso) Swot sea level anomalies (level 3 products) for cycle 6 (November 2023), without interpolation. The consistency of the observations means that the data can be plotted as they are. (Credit: Cnes/CLS/JPL, image Aviso)](/fileadmin/_processed_/6/2/csm_nino2023_6cc49a878d.png)
The current El Niño event is the first to be "seen" by SWOT over the period of its maximum development.
09.02.2024 New Sargassum Floating Algae Index datasets available
![](/fileadmin/_processed_/3/8/csm_CLS_MSI_OLI_3aa9eefc47.png)
Three datasets are added to the catalogue: 1/daily operational hr Sargassum Floating Algae Index using Sentinel-2A&B and Landsat-8&9 satellites, 2-3/daily operational hr and lr Sargassum Floating Algae Index using Sentinel-3A&B...[more]
06.02.2024 Currents in 2 dimensions
![Gulf Stream geostrophic velocities as derived from KaRIn SSHA (L3 data, no interpolation) (Credit Cnes/CLS/JPL) Gulf Stream geostrophic velocities as derived from KaRIn SSHA (L3 data, no interpolation) (Credit Cnes/CLS/JPL)](/fileadmin/_processed_/c/c/csm_currents_gulfstream_22ab160e3c.png)
Swot provides natively its measurements in two dimensions along its two swaths, so that geostrophic currents can be directly derived from them.
01.02.2024 February 2024: a turtle in the English Channel's tidal currents
![](/fileadmin/_processed_/9/1/csm_tide_neigerochelle_20230829_06_3ad6098998.png)
Marine animals such as sea turtles are subject to currents, tidal ones included. Their knowledge can help in protecting those endangered species.