For further information, please see our Please note that gaps in the DMSP SSMIS data, which began in late spring of 2025 when the DoD deprioritized SSMIS data processing, may continue through the end ...

The following data set will continue to provide SSMIS data, along with AMSR2 data: ...

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NOAA@NSIDC is pleased to announce the release of Sea Ice Index, Version 4. This new version uses input data from the JAXA GCOM-W1 AMSR2 instrument for 1 January 2025 through forward processing. Input ...

GLAH08 Level-2 planetary boundary layer (PBL) and elevated aerosol layer heights data contains PBL heights, ground detection heights, and top and bottom heights of elevated aerosols from -1.5 km to 20 ...

Dear data users, NSIDC does not archive or provide citation guidance for these data. This map depicts the distribution, characteristics, and boundaries of permafrost and ground ice in Canada.

Describing subset: When applicable, include the information a reader would need to extract the same subset at the end of your citation. If multiple or complex steps were incolved, it may be more ...

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 ...

The Near-real-time Ice and Snow Extent (NISE) Advanced Microwave Scanning Radiometer 2 (AMSR2) data set provides daily, global maps of sea ice concentrations and snow extent. The data provides a best ...

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This data set contains daily snow cover derived from radiance data acquired by the Visible Infrared Imaging Radiometer Suite (VIIRS) on board the Suomi National Polar-orbiting Partnership (NPP) ...

AMSR-E/Aqua Daily L3 25 km Brightness Temperature & Sea Ice Concentration Polar Grids, Version 4 User Guide ...