Our Rising Seas

Launched on January 17, 2016, Jason-3 is a partnership that includes NOAA, NASA, CNES, and EUMETSAT.  The map shown here was generated using sea surface height measurements from the first 10 days (...

Launching aboard the joint U.S.-European Sentinel-6 Michael Freilich satellite is NASA’s next instrument that will help improve weather forecasting.

In many communities in the U.S., sea level rise is already a factor in people’s lives in the form of high-tide flooding.

El Niño/La Niña

Ocean Dynamic Topography

Oceans' Role in Climate - Applications

On Aug. 26, 2015 at 9:30 a.m. PT, NASA hosted a media teleconference to discuss recent insights on sea level rise and the continuing challenge of predicting how fast and how much sea level will ris...

Applications of Spaceborne Altimetry

It’s not only water processes that play a role in global sea level rise – ground movements can play a significant role as well.

Wind Speed

Earth Science

Sea levels across the globe are rising as a result of a changing climate — and the rate at which they are rising is accelerating. NASA Science Live was recorded Tuesday, Nov. 17, 2020, and featured...

Changing conditions in the Pacific have stirred up Earth’s largest ocean and redistributed its heat, piling up warm waters along U.S. Western shores and raising sea level in the process.

El Niño Poster

Jason-1 with 3 Ships

Jason-1: First Image

Aviso site en Español

Ionospheric Total Electron Content

Jason-1 Measurement System

Water & Energy

Sentinel-6 Michael Freilich spacecraft logo

TOPEX/Poseidon Fact Sheet

Earth’s global sea levels are rising – and are doing so at an accelerating rate.

Greenland and Antarctica are home to most of the world's glacial ice – including its only two ice sheets – making them areas of particular interest to scientists.

CNES Jason Logo