Our Rising Seas

Variability of Ocean Dynamic Topography

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.

OSTM/Jason-2 insignia for launch vehicle

TOPEX/Poseidon Sticker

Ionospheric Total Electron Content

This animation illustrates the evolution of sea surface temperature (SST) anomalies (relative to the respective normal state) in the Pacific Ocean associated with the 2015-2016 El Niño.

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

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

Jason-1 with 3 Ships

Natural Hazards

Whale Census and Habitat

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...

Altimeter Mission Series

El Niño Series

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 (...

TOPEX/Poseidon Fact Sheet

Tracking the Oceans' Height To Understand Earth's Climate

A look at how NASA is dealing with the threat of sea level rise to its coastal infrastructure.

Jason-1 5th Anniversary/Ocean Literacy Bookmark

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

Sea Level

Mapping Global Ocean Circulation

TOPEX/Poseidon JPL Open House '99 Display

This visualization shows total sea level change between 1992 and 2019, based on data collected from the TOPEX/Poseidon, Jason-1, Jason-2, and Jason-3 satellites. Blue regions are where sea level ha...

Oceans' Role in Climate - Applications