Cryosphere
Cryospheric variables include sea ice concentration, sea ice thickness, snow cover, glacier extent, and more. Overview pages summarize and compare selected datasets of a given variable.
To find a specific dataset or variable, jump to the search box below or click your desired variable from among the blue sub-category buttons.
To view only the datasets with commentaries from experts, select the "Datasets with guidance" button when using the search box.
Climate datasets
![Climate Data Guide Climate Data Guide](/sites/default/files/styles/medium/public/2022-03/climate-data-guide.png?itok=2teczEKQ)
Years of record
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The Randolph Glacier Inventory (RGI) is a global data base of glacier outlines. It is intended for estimates of ice volume and glacier mass at regional and global scales.…
Experts contributing reviews
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