Sea Ice News

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True-color corrected reflectance image of Iceberg A23A and iceberg A23F on 17 August 2025 from the MODIS instrument aboard the Aqua satellite

Antarctic Iceberg A23A Continues to Crumble

Image captured on August 17 and 19, 2025, by the MODIS instrument aboard the Aqua platform.

Worldview Image of the Week

Aug. 21, 2025

During the final leg of the NASA Multidisciplinary drifting Observatory for the Study of Arctic Climate (MOSAiC) expedition, the research vessel Polarstern reaches the northernmost point on Earth. Image Credit: NASA MOSAiC team

Laser Altimetry Applications for a Changing World: Working with ICESat-2 Sea Ice Data

Join us on Wed., Aug. 6, 2025, at 2 p.m. EDT (-04:00 UTC) for the fourth NASA ICESat-2 data training webinar. In this event, participants will learn about ICESat-2 sea ice datasets, services, and tools.

Webinar

July 25, 2025

True-color corrected reflectance image of Icebergs A23a and A23c near the South Georgia Island, Antarctica on 3 May 2025 from the VIIRS instrument aboard the joint NASA/NOAA NOAA-21 satellite.

Iceberg A23A Sheds a Piece

Image captured on May 3, 2025, by the VIIRS instrument aboard the joint NASA/NOAA NOAA-21 platform.

Worldview Image of the Week

May 8, 2025

False-color corrected reflectance image of Iceberg A23a near South Georgia Island on March 4, 2025 from the MODIS instrument aboard the Aqua satellite

Iceberg A23A Grounded Near South Georgia Island

Image captured on Mar 4, 2025, by the MODIS instrument aboard the Aqua platform.

Worldview Image of the Week

March 6, 2025

True-color corrected reflectance image of a very large iceberg A23A moving toward South Georgia Island in Antarctica from the MODIS instrument aboard the Terra satellite

Iceberg A23A Moving Toward South Georgia Island, Antarctica

Image captured on Jan 14, 2025, by the MODIS instrument aboard the Terra platform.

Worldview Image of the Week

Jan. 30, 2025

Image composite of percent sea Ice Concentration of Antarctica on December 1, 2024 from the AMSR-2 instrument aboard the GCOM-W1 platform.

Antarctic Sea Ice Concentration

Image composite from Dec 1, 2024, captured by the AMSR2 instrument aboard the GCOM-W1 platform.

Worldview Image of the Week

Dec. 5, 2024

Location of NASA ICESat-2 (ATL13) data (Inland Water Product) from April 25, 2023 over Lake Powell, Utah, United States, viewed in OpenAltimetry.

Laser Altimetry Applications for a Changing World: Explore ICESat-2 Data

This is the first in a four-part webinar series to introduce NASA's Ice, Cloud, and land Elevation-2 (ICESat-2) platform and the platform's data, tools, and applications.

Webinar

Oct. 28, 2024

image of icebridge data

Explore, Discover, and Access Snow and Ice Data with NSIDC DAAC

Join us for a tour of enhanced data product landing pages, new user resources, data visualization tools, and a Jupyter Notebook tutorial to access cryospheric data at NASA's National Snow and Ice Data Center DAAC.

Webinar

Aug. 22, 2024

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