Ice Extent News

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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

This is a square image divided into four quadrants and bordered in the color blue. In each quadrant is a picture of a winter forest scene. Overlaid across the entire image is a blue graphic of the Earth featuring North America. The Earth graphic is encircled by a green ring with the words “public-powered Earth science” written in white.

Public-Powered Earth Science

Dr. Gerald (Stinger) Guala talks about the many ways citizen scientists are enhancing NASA's Earth science data collection.

Data User Story

April 24, 2023

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

An unusual area of open water surrounded by persistent ice, captured in this MODIS image in mid-September, appeared during the melt season.

Arctic Sea Ice on the Wane: Now What?

Scientists have determined that Arctic sea ice is on the decline, leading to questions about future climate.

Feature Article

Dec. 27, 2020

Sea Ice in the Bering Strait - feature grid

Sea Ice in the Bering Strait

Image captured on 4 February 2018, by the MODIS instrument, aboard NASA's Terra satellite.

Worldview Image of the Week

Sept. 11, 2020

A researcher observes the edge of the Greenland Ice Sheet in 2001. (Image courtesy of Ted Scambos, National Snow and Ice Data Center, University of Colorado at Boulder).

Vanishing Ice

By the end of the 2002 season, the total area of surface melt on the Greenland Ice Sheet had broken all known records.

Feature Article

July 28, 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

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