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Glaciers And Ice Sheets

All articles tagged with #glaciers and ice sheets

earth-science22 days ago•5 min saved

Bare Ice Arrives Early on Barnes Ice Cap, 2026 Melt Quickens

Landsat 9 imagery shows Barnes Ice Cap on Baffin Island losing its snow cover unusually early in the 2026 Arctic summer, exposing bare ice dotted with blue meltwater ponds and a widening network of meltwater channels. With snow gone, the ice warms and melts faster, indicating continued thinning and retreat (historically about 4 m per year over 40 years, with some areas retreating much faster) and earlier surface runoff that reduces refreezing.

via NASA Science (.gov)|

#barnes-ice-cap #climate-change #earth-science

earth-science3 months ago•6 min saved

Unprecedented Retreat of Hektoria Glacier Signals Rapid Antarctic Change

NASA's Earth Observatory documents an unusually rapid retreat of Hektoria Glacier on the eastern Antarctic Peninsula, with about 25 km of length lost between 2022 and 2023 (including an 8 km burst), driven by its ice-plain geometry that allows seawater to destabilize the bed and trigger buoyancy-driven calving; the event underscores how even smaller glaciers can contribute to sea level rise, and upcoming missions like NISAR and SWOT will help monitor such rapid changes.

via NASA Science (.gov)|

#antarctic-peninsula #earth-science #glaciers-and-ice-sheets