Our Rising Seas

Earth’s rising seas are some of the most visible signs of our warming planet. Over the last 23 years, NASA satellite missions have observed a steady rise in global sea levels as polar ice sheets me...

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.

Mapping Global Ocean Circulation

Jason-1 Measurement System

Jason-1 JPL Open House '99 Display

For NASA engineer Shannon Statham, building spacecraft is all about being creative.

El Niño Series

Water & Energy

Applications of Spaceborne Altimetry

CNES Jason Logo

Jason-1 Fact Sheet

Natural Hazards

Ocean Dynamic Topography

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

Wind Speed

TOPEX/Poseidon Sticker

Altimeter Applications - JPL Open House '99

Jason-1 5th Anniversary/Ocean Literacy Bookmark

Estudio de seguimiento de la altura de los océanos para comprender el clima terrestre

Aviso site en Español

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 (...

Measuring El Niño & La Niña - JPL Open House '99 Display

TOPEX/Poseidon Poster (no text)

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...

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