Cryosphere Capsules

COP27 Video of the Week: “The Arctic Ocean and Mid-latitudes: What’s Up with the Weather?”

The Arctic experiences warming up to four times faster than the global average; and the loss of sea ice is…

3 years ago

Confirmation that NW Greenland was Ice-Free During Sustained 1°C-2°C Warming in Earth’s Past

Science, 20 July 2023 Ancient sediments trapped beneath the northwestern portion of Greenland's ice sheet confirm ice-free conditions existed for…

3 years ago

Continued High Emissions Increase Risk of AMOC Collapse Between 2025-2095

Nature Communications, 25 July 2023 New findings reveal that if global fossil emissions are not reduced, the Atlantic Meridional Overturning…

3 years ago

Video of the Week: “Understanding Ice Sheet Stability and its Ocean Circulation and Sea-level Rise Impacts” with Benjamin Keisling, Hannah Baranes and Cecilia Morales

Dr. Benjamin Keisling co-authored the above Greenland paper and volunteered as an Early Career Scientist (ECS) at the 2019 COP25…

3 years ago

Narrow Surface Fractures Destabilize Ice Sheets

Nature Geoscience, 19 June 2023 Meltwater flows into millions of hairline cracks across the surface of the Greenland and Antarctic…

3 years ago

COP27 Video of the Week: “The Disappearing Glaciers of Svalbard” with Ugo Nanni

Svalbard is one of the fastest-warming regions on Earth, and these high temperatures have driven unprecedented rates of glacier ice…

3 years ago

Decline in Southern Ocean Krill Due to Global Warming Threatens Whale Populations

Scientific Reports, 6 June 2023 Diminishing stocks of Antarctic krill in the Southern Ocean have decreased the average weight of…

3 years ago

Deep Ocean Currents Slowing Earlier than Predicted in Southern Ocean

Nature Climate Change, 25 May 2023 In a major basin south of Australia, increased meltwater runoff from Antarctica has decreased…

3 years ago

COP27 Video of the Week: “Southern Ocean Ecosystems: Need for Greater Understanding, Research and Protection”

Southern Ocean ecosystems are critically important to regional biodiversity, global food security and ocean health. These ecosystems are under severe…

3 years ago

Every Degree of Warming Increases Extreme Rainfall in Northern Hemisphere Mountain Regions

Nature, 28 June 2023 Rising temperatures turn snowfall into rainfall, increasing the susceptibility of mountain regions to extreme rain and…

3 years ago