Cryosphere Capsules

Extreme Summer Heat Melted 1% of Svalbard’s Glacier Ice in 6 Weeks

Proceedings of the National Academy of Sciences, 18 August 2025) A 6-week period of record-high air temperatures during summer 2024…

2 weeks ago

Svalbard Winter Warming Rises Above Melting Point of Ice

Nature Communications, 21 July 2025 Winter air temperatures exceeded 0°C for 14 days during February 2025 in Ny-Ålesund, Svalbard, setting…

2 weeks ago

COP Video of the Week: Disappearing Glaciers and Snowpack in Ny-Ålesund

Svalbard is warming six to seven times faster than the global average and strongly responds to every increment of temperature…

2 weeks ago

COP30 Cryosphere Pavilion: Applications Welcome

Dear Friends of the Cryosphere Pavilion and Cryosphere Capsule Readers, We are happy to announce that COP30 Cryosphere Pavilion side…

2 months ago

COP30 Cryosphere Pavilion: Call for Side Events and ECS Volunteers

Dear Friends of the Cryosphere Pavilion and Cryosphere Capsule Readers! The COP30 Cryosphere Pavilion side event application portal will open…

2 months ago

Ancient River Landscapes Steer Ice Movement in East Antarctica

Nature Geoscience, 11 July 2025 New radar measurements identify remarkably flat surfaces and deep troughs in the ground buried beneath…

2 months ago

Increasing Black Carbon on North American Glaciers Portends Faster Loss

Communications Earth & Environment, 15 July 2025 North American glaciers have rapidly retreated over the last decade, with increasing black…

2 months ago

Increasing Number of Meltwater Ponds in East Antarctica May Destabilize Ice Shelves

Nature Climate Change, 4 July 2025 This landmark study offers the first high-resolution, continent-wide map of surface meltwater across Antarctica,…

3 months ago

Sharp Rise in Greenland and Antarctic Surface Melt Since the 1990s

Nature Climate Change, 4 July 2025 Daily observations of surface melt over the past three decades show that overall melting…

3 months ago

Sea Ice: Last Line of Defense for Weakened Antarctic Ice Shelves

Nature Geoscience, 1 July 2025 Researchers tracking sea ice, ocean swell and ice shelf conditions over multiple years in two…

3 months ago