For further information, please see our April Arctic sea ice extent averaged 13.91 million square kilometers (5.37 million ...

When Curtis Rattray walks on Tahltan land, he often pauses to write in a tattered notepad. He jots down descriptions of the ...

As climate change warms the Arctic, new challenges continue to emerge for communities and ecosystems in the region. One such challenge is the increase of rain on snow events. When rain falls on snow ...

Dear data users, NSIDC does not archive or provide citation guidance for these data. This data set includes beta profiles, chemistry, and density data obtained from Dominion Range ice cores. The ...

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. Stroeve, J. ...

Dear data users, NSIDC does not archive or provide citation guidance for these data. The Circumpolar Arctic Vegetation Map (CAVM) defines the spatial extent of dominant vegetation in terms of the ...

The AMSR-E/AMSR2 Unified L3 Daily 6.25 km Polar Gridded 89 GHz Brightness Temperatures, Version 1, the AMSR-E/AMSR2 Unified L3 Daily 12.5 km Brightness Temperatures, Sea Ice Concentration, Motion & ...

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Glacier Database, Version 1 data set, available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated. This update includes new glacier ...

The MEaSUREs Greenland Quarterly Ice Sheet Velocity Mosaics from SAR and Landsat, Version 5 and MEaSUREs Greenland Monthly Ice Sheet Velocity Mosaics from SAR and Landsat, Version 5 data sets, ...

The NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) added 20 Nimbus data sets from the NASA SnowEx collection to NASA Earthdata Cloud on 15 April 2025. Earthdata ...