Delivery of Suomi National Polar-orbiting Partnership (Suomi NPP) satellite data products will cease on November 1, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20. Suomi NPP data announcement

As of Sept. 1, 2025, NASA's AMSR2 Science Investigator-led Processing System (SIPS) no longer processes updates to the Advanced Microwave Scanning Radiometer Unified (AMSR Unified) datasets. Learn more.

AMSR-E Resources

Earthdata resources for users working with NASA’s Advanced Microwave Scanning Radiometer for EOS (AMSR-E) instrument include tutorials and other learning resources, news announcements such as instrument updates and data releases, user guides and related documents, and frequently asked questions.

AMSR-E Learning Resources

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Waves and Satellites: Effect of El Niño on Big Wave Surfing

Data in Action

Jan. 25, 2016

sea surface temperature showing warming temperatures along the southern California coast

Unusual Summertime Warming Off the California Coast

Learn about intensified coastal warming along central-to-southern California in 2014 using satellite sea surface temperature imagery.

Data in Action

Sept. 4, 2014

SWOT data over the Santa Barbara channel

Sampling the Submesoscale Ocean in the Santa Barbara Channel

NASA’s SWOT satellite will measure sea level height variations on spatial scales down to a few kilometers.

Data in Action

Aug. 17, 2013

high sea surface temperatures off the Peruvian coast

Warming Off the Peruvian Coast: Potential consequences and implications

Sea surface temperature anomalies in the Eastern Pacific have shown a recent warming, a known precursor to El Niño conditions in the Equatorial Pacific.

Data in Action

May 21, 2012

algae bloom visualization off the coast of Los Angeles, California

Coastal Upwelling and Harmful Algal Blooms in Southern California

An examination of satellite data provides information on the oceanographic conditions that may have been conducive to intense algal blooms.

Data in Action

Oct. 24, 2011

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AMSR-E News

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Arctic sea ice provides critical habitat for polar bears

Younger Sea Ice and Scarcer Polar Bears

The fate of older sea ice in the Arctic may be key to the future of polar bears.

Feature Article

Dec. 28, 2020

Photograph of crew members recovering a buoy that broke loose in the Gulf Stream

Where Oceans Meet Atmosphere

Satellite data help sea-going oceanographers pursue an elusive ocean layer.

Feature Article

Dec. 28, 2020

A plastic particle smaller than five millimeters (about a fifth of an inch) is defined as a microplastic, but many microplastics are too small to be seen with the naked eye.

Unwelcome Enrichment in the Arctic

Microscopic plastics infiltrate Arctic sea ice with unknown consequences for the ecosystem.

Feature Article

Dec. 28, 2020

This false-color satellite image shows sea ice in the Chukchi and Beaufort seas (red) near Barrow, Alaska.

Mercury Raining

Today's forecast calls for atmospheric explosions and mercury rain.

Feature Article

Dec. 28, 2020

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AMSR-E Resources

AMSR-E Learning Resources

Waves and Satellites: Effect of El Niño on Big Wave Surfing

Unusual Summertime Warming Off the California Coast

Sampling the Submesoscale Ocean in the Santa Barbara Channel

Warming Off the Peruvian Coast: Potential consequences and implications

Coastal Upwelling and Harmful Algal Blooms in Southern California

AMSR-E News

Younger Sea Ice and Scarcer Polar Bears

Where Oceans Meet Atmosphere

Unwelcome Enrichment in the Arctic

Mercury Raining

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