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Cryosphere News

Articles, resources, and announcements from Cryosphere.

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This ASTER image, acquired on July 23, 2001, shows Aletsch Glacier, the largest glacier of Europe. (Image by NASA Earth Observatory Team, based on data provided by the ASTER Science Team)

Sizing up Earth's Glaciers

In the Alps, glaciers are retreating and disappearing every year, much to the dismay of mountain climbers, tourist agencies, and environmental researchers.

Feature Article

July 28, 2020

The abandoned Copper River and Northwestern Railway near Strelna in south-central Alaska illustrates how building a railroad on permafrost thaw can cause the railroad bed to settle unevenly.

Riding the Permafrost Express

Researchers use innovative techniques to protect the newly constructed Qinghai-Xizang railroad across the Tibetan Plateau from permafrost.

Feature Article

July 28, 2020

SeaWiFS image of the Southern Hemisphere, September 1997 to August 1998.

Polynyas, CO2, and Diatoms in the Southern Ocean

Not all phytoplankton are created equal.

Feature Article

July 23, 2020

The image above shows SSM/I sea ice minimum from 1979

Polar Paradox

Melt caused by climate warming may increase sea ice extent in the polar regions.

Feature Article

July 23, 2020

The image above shows Antarctic sea ice extent from February 2022, using DMSP SSM/I, SSMIS, and Nimbus 7 SMMR.

Phytoplankton and Polynyas

Researchers use averaged ice concentrations to estimate sea ice cover.

Feature Article

July 23, 2020

The false color map of the North Pole above shows the percentage of the surface that was covered by ice on August 1, 1983

On Thin Ice

DMSP SSM/I Pathfinder EASE-Grid Brightness Temperatures data enhance the feasibility of lake studies for scientists and climate modelers.

Feature Article

July 23, 2020

The image above shows detailed measurements of sea surface height from the ERS-1 altimeter.

Oceanic Convection in the Greenland Sea Odden Region as Interpreted in Satellite Data

SAR and in situ data help model convection-driven ice-edge retreat causing growth of Nordbukta.

Feature Article

July 22, 2020

Taken on March 3, 2000, this image shows the Ross Ice Shelf prior to the calving of iceberg B15.

New Light on Ice Motion

NASA ESDIS article describing research uses of data - MODIS aids the study and interpretation of the history of Antarctic temperature and climate records.

Feature Article

July 22, 2020

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