The monthly Sea Ice Index provides a quick look at Arctic-wide changes in sea ice. It is a source for consistently processed ice extent and concentration images and data values since 1979. Monthly ...

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. Fox, S.

Version 1 (Collection 1) sets will be retired from the NSIDC DAAC on April 8, 2025. Upon retirement, data will no longer be accessible, but all related documentation will remain available on the data ...

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 ...

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 ...

Antarctic sea ice has likely reached its minimum extent for the year, at 1.98 million square kilometers (764,000 million ...

Antarctic sea ice likely reached its minimum extent of 1.98 million square kilometers (764,000 square miles), tying for second lowest extent with 2022 and 2024 in the 47-year satellite record. This is ...

February 2025 snow summarySnow-covered area across the western United States was 87 percent of average for February, ranking ...

NSIDC partnered with the NOAA National Geophysical Data Center to develop this database. The project was funded through the NOAA Climate Database Modernization Project (CDMP). For complete ...

Arctic sea ice growth was slow in February, leaving extent at record-low levels for the end of the month. In the Antarctic, ...