NASA's Earth Observing System Data and Information System (EOSDIS) is a key core capability in NASA’s Earth Science Data Systems Program for archiving and distributing Earth science data from multiple ...

Find a DAAC / Other DAACs - Use these links to navigate to any of the 12 EOSDIS DAACs.

Access to SMAP Related data sets in the legacy, on-premises archive at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) will be retired on 1 July 2025. The ...

NASA's Earth Observing System Data and Information System (EOSDIS) is a key core capability in NASA’s Earth Science Data Systems Program for archiving and distributing Earth science data from multiple ...

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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 ...

Snow cover duration was just above the twenty-fifth percentile of the 25-year satellite record. Snow albedo, also known as snow brightness, started low in early April and decreased throughout the ...

Use the Snow Today interactive data viewer to explore current various aspects of snow conditions and how they compare to past years. Each snow season, our scientists write monthly data analyses ...

When Curtis Rattray walks on Tahltan land, he often pauses to write in a tattered notepad. He jots down descriptions of the land, observations of wildlife, and sometimes water quality measurements at ...

Arctic sea ice extent through most of April changed very little. Only at the end of the month did extent begin to decline. Because the month started with unusually low extent, however, the average ...