National Snow and Ice Data Center

Antarctic sea ice maximum settles in third place

On September 17, Antarctic sea ice likely reached its annual maximum extent of 17.81 million square kilometers (6.88 million ...
National Snow and Ice Data Center

Antarctic sea ice maximum at third lowest for 2025

For further information, please see our "The lengthening trend of lower Antarctic sea ice poses real concerns regarding stability and melting of the ice sheet. However, it may also be leading to ...
National Snow and Ice Data Center

New data set release: SnowEx23 Mar23 IOP CSU 1 GHz Ground Penetrating Radar, Version 1

The SnowEx23 Mar23 IOP CSU 1 GHz Ground Penetrating Radar, Version 1 data set is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). The data ...
Arctic Sea Ice

What is the Cryosphere?

The cryosphere influences our world's climate, provides water for ecosystems, supports agriculture and is central to the daily lives of people, plants, and animals. Many animals and plants are ...
Arctic Sea Ice

Seasonal frost depths, midwestern USA, Version 1

As a condition of using these data, you must cite the use of this data set. Such a practice gives credit to data set producers and advances principles of transparency and reproducibility. Other ...
Arctic Sea Ice

Antarctic 1 km Digital Elevation Model (DEM) from Combined ERS-1 Radar and ICESat Laser Satellite Altimetry, Version 1

As a condition of using these data, you must cite the use of this data set. Such a practice gives credit to data set producers and advances principles of transparency and reproducibility. Other ...
Arctic Sea Ice

Manual of Standard Procedures for Observing and Reporting Ice Conditions (MANICE)

FOR THE PUBLIC News & Stories Learn About Snow & Ice Current Conditions & Analyses Featured Research Careers For the Media EDUCATORS/STUDENTS Current Conditions & Analyses Explore Data Help Center Our ...
Arctic Sea Ice

ICESat-2 Major Activities (includes yaw flips), last updated 22 Sep 2025

Home Data ICESat-2 Major Activities (includes yaw flips), last updated 22 Sep 2025ICESat-2 Major Activities (includes yaw flips), last updated 22 Sep 2025 ...
Arctic Sea Ice

Physical properties of summer sea ice in the Fram Strait, June - July 1984, CRREL Report 87-16

FOR THE PUBLIC News & Stories Learn About Snow & Ice Current Conditions & Analyses Featured Research Careers For the Media EDUCATORS/STUDENTS Current Conditions & Analyses Explore Data Help Center Our ...
Arctic Sea Ice

Draft and Movement of Pack Ice In The Beaufort Sea: A Time-Series Presentation April 1990 – August 1999

FOR THE PUBLIC News & Stories Learn About Snow & Ice Current Conditions & Analyses Featured Research Careers For the Media EDUCATORS/STUDENTS Current Conditions & Analyses Explore Data Help Center Our ...
Arctic Sea Ice

Propagation of Uncertainties in Sea Ice Thickness Calculations from Basin-Scale Operational Observations

FOR THE PUBLIC News & Stories Learn About Snow & Ice Current Conditions & Analyses Featured Research Careers For the Media EDUCATORS/STUDENTS Current Conditions & Analyses Explore Data Help Center Our ...
Arctic Sea Ice

Operational Sea Ice Charts: An Integrated Data Product Suitable for Observing Long-term Changes in Arctic Sea Ice

Home Data Operational Sea Ice Charts: An Integrated Data Product Suitable for Observing Long-term Changes in Arctic Sea Ice ...