Pam Pearson

COP30 Video of the Week: Educating for the Cryosphere – 5 Years of Lessons Learned and Future Pathways for Impact

Education is a vital lever for climate resilience. This side event presented lessons from five years of implementing the Ocean…

3 months ago

Past Arctic Warming Reveals Greenland Ice Vulnerability at Low Temperature Thresholds

Nature Geoscience, 24 November 2025 The Prudhoe Dome ice cap in northern Greenland completely melted 7,000 years ago and was…

4 months ago

Today’s Emissions Choices Cause Stark Differences in Future Sea-Level Rise from Antarctica

Nature Communications, 5 December 2025 Very high emissions will trigger large-scale Antarctic ice sheet retreat over coming centuries, while net-zero…

4 months ago

COP30 Video of the Week: Warming of 1.5°C is Too High for Polar Ice Sheets

Ice loss from the Greenland and Antarctic ice sheets has quadrupled since the 1990s. This has raised concerns about their…

4 months ago

Happy Cryosphere 2026

Thank You for 2025! From the launch of the International Year of Glaciers Preservation during January and March in Geneva,…

4 months ago

Limiting Warming to 1.5°C Could Halve Glacier “Extinction” in Coming Decades

Nature Climate Change, 15 December 2025 Glacier loss is projected to rapidly increase this century, peaking between 2040 and 2055,…

4 months ago

Reduced Arctic Sea Ice Threatens Polar Cod, Restructuring Food Webs

Nature Communications, 6 November 2025 The amount of sunlight entering the Arctic Ocean will likely increase by 50-77% over coming…

4 months ago

COP30 Video of the Week: Super Pollutants, Arctic Shipping, Myths and Realities

Immediately reducing emissions of super pollutants – short-lived climate forcers – is the best option to avoid runaway Arctic warming…

4 months ago

Fastest Glacier Retreat on Record: Hektoria Hints at Potential Scale of Future Antarctic Ice Loss

Nature Geoscience, 3 November 2025 In a stunning two-month period from November to December 2022, nearly 50% of Hektoria Glacier…

5 months ago

60% of Antarctic Ice Shelves Could Disappear Under Very High Emissions

Nature, 29 October 2025 Southern Ocean warming could lead to 60% of Antarctic ice shelves disappearing by 2300 under a…

5 months ago

Small Swirling Ocean Eddies Contribute to One-Fifth of Antarctic Ice Shelf Melt Each Year

Nature Geoscience, 18 November 2025 Small underwater eddies contribute to nearly a fifth of total Antarctic ice shelf melting each…

5 months ago

COP30 Video of the Week: Emerging Evidence of Abrupt Changes in the Antarctic Environment

Lead authors from the Nature paper covered in last week's Capsules described how changes in Antarctica can trigger fast and…

5 months ago

Welcome Back, Cryosphere Capsules!

Dear Capsule Readers- After a several-week break during the COP30 and pre-COP preparations, the Cryosphere Capsules are back! In addition…

5 months ago

Warm Ocean Waters Increased Retreat of Key Glacier in West Antarctica by Undermining Ice Shelf Support

Nature Communications, 21 October 2025 Berry Glacier in West Antarctica has undergone dramatic retreat and thinning over the past three…

5 months ago

Abrupt Changes in Antarctic Ice, Ocean, Ecosystems Trigger Cascading Impacts

Nature, 20 August 2025 Rapid changes unfolding across the Antarctic Ice Sheet and Southern Ocean are more interconnected than previously…

5 months ago