March 2024 data is now available from GIOMAS for both Antarctic sea-ice thickness/volume (zacklabe.com/antarctic-sea-ice-extentconcentration/) and global sea-ice volume (zacklabe.com/global-sea-ice-extent-conc/).

Trends in April #Arctic sea ice thickness over approximately the last four decades. Areas in red correspond to thinning ice... [Simulated data from PIOMAS. For more information: doi.org/10.1175/JCLI-D-17-0436.1] pic.twitter.com/gQtfq9MwcP

Daily monitoring of the Greenland Ice Sheet is back! Find these two maps on our Ice Sheets Today page: the Greenland daily melt map and the Greenland cumulative melt days map. Analyses about conditions on the Greenland Ice Sheet will return soon as well. nsidc.org/ice-sheets-today pic.twitter.com/Yeq7IsUhFP

There are 2 broad categories of glaciers: alpine glaciers and ice sheets. Alpine glaciers are frozen rivers of ice, slowly flowing under their own weight down mountainsides and into valleys. Ice sheets cover entire continents. nsidc.org/learn/parts-cryosphere/glaciers