Poseidon-3 Resources

Earthdata resources for users working with NASA’s Poseidon-3 data include tutorials and other learning resources, news announcements such as instrument updates and data releases, user guides and related documents, and frequently asked questions.

Poseidon-3 Learning Resources

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Jason 3 satellite mapping the ocean surface with its radar altimeter

The Rate of Global Sea Level Rise Doubled During the Past Three Decades

For more than 30 years, NASA and its partners have flown satellite altimeter missions providing essential sea level change data to inform coastal communities.

Data in Action

Feb. 5, 2025

The Warm Waters in the Gulf of America Helped ‘Fuel’ Hurricane Helene

Sentinel-6 and Multi-Scale Ultra-High Resolution data reveal how Hurricane Helene rapidly intensified in the warm Gulf waters.

Data in Action

Oct. 3, 2024

comparison of sea level anomalies between el nino events of 2007 and 2015

Sea Level Satellites Monitor How This Year’s El Niño Is Shaping Up

Sea surface height data from the Sentinel-6 Michael Freilich mission reveal complex interactions between the ocean and the atmosphere that affect global weather and climate such as El Niño.

Data in Action

Oct. 31, 2023

sea surface height and circulation visualization

Unveiling Small-Scale Ocean Circulation Through High-Resolution Sea Surface Height

SWOT provides high-resolution data to help researchers monitor the vertical transport of heat and carbon within the ocean.

Data in Action

Sept. 15, 2023

sea surface height grid at the spatial resolution of 2 degrees

Sea Surface Height Grids With Different Spatial Resolutions

SWOT and ECCO can measure sea surface height at different resolutions for monitoring the ocean's vertical heat, carbon transport, and other processes.

Data in Action

Nov. 2, 2022

New NASA Sea Surface Height Grids to Study the Climate

Improvements in the new version of this gridded product enhance data collection for the oceanography and climate science communities.

Data in Action

June 15, 2022

A River Runs Through It — Observation and Management

Researchers used NASA satellite data to improve water resource management in South and Southeast Asia.

Data in Action

May 13, 2020

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Poseidon-3 News

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Dr. Philip Thompson

The global average sea level is rising. Dr. Philip Thompson uses NASA Earth science data to explore how—and when—this will affect vulnerable communities.

Data User Story

Dec. 22, 2020

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Frequently Asked Questions

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Poseidon-3 Resources

Poseidon-3 Learning Resources

The Rate of Global Sea Level Rise Doubled During the Past Three Decades

The Warm Waters in the Gulf of America Helped ‘Fuel’ Hurricane Helene

Sea Level Satellites Monitor How This Year’s El Niño Is Shaping Up

Unveiling Small-Scale Ocean Circulation Through High-Resolution Sea Surface Height

Sea Surface Height Grids With Different Spatial Resolutions

New NASA Sea Surface Height Grids to Study the Climate

A River Runs Through It — Observation and Management

Poseidon-3 News

Dr. Philip Thompson

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