Cryosphere

GeoTalk: Meet Marie Cavitte, policy officer for the Cryosphere Division, member of the EGU Climate Hazards Task Force, former Blue Book trainee

Damla Posta February 17, 2026

Marie Cavitte, during a welcome session at the EU Parliament

Welcome, Marie! Could you please introduce yourself to our readers? Hi, my name is Marie Cavitte. I’m a glaciologist and climatologist with a passion for the polar regions. I spent 10 years studying Antarctica. I started off during my Masters, then PhD, looking at the oldest ice on Earth, hunting for THE region of the ice sheet that might contain million-year-old ice. An ice core has been drilled ...[Read More]

A 12-meter sediment core reveals secrets of the Arctic’s past climate

Emeric Marie A. Babut du Marès January 24, 2025

Picture taken by Annie Spratt

Extracted from a depth of 2,500 meters, a giant 12-meter long marine sediment core from the Fram Strait, between Svalbard and Greenland, preserves a climate record spanning up to 400,000 years. Its sediment layers offer crucial insights into the Arctic’s past, helping Dr Jochen Knies and his research team answer two important question: Was the Arctic ever ice-free during past warm periods? W ...[Read More]

GeoTalk: Meet Ann-Sofie Zinck, researcher of Antarctic ice shelves and Cryosphere ECS Representative!

Simon Clark August 11, 2023

Hi Ann-Sofie. Thank you for joining this GeoTalk! To break the ice, could you tell us a bit about yourself and what got you interested in the Antarctic? Hi Simon, thanks for inviting me! That’s easy! As a child I always used to be ice cold… No, just kidding! I guess I have always been fascinated about nature, geoscience, weather, climate, and ice (creams). I preferred atlases, weather, and g ...[Read More]

GeoTalk: meet Francesco Avanzi, researcher in meltwater security!

Simon Clark December 15, 2022

Francesco Avanzi

Hi Francesco. Thanks for agreeing to this interview! To break the ice, could you tell our readers a bit about yourself and your research? Hey Simon! I’m an Italian hydrologist and earned a PhD at Politecnico di Milano with a dissertation on how snowmelt contributes to seasonal runoff. I then did a postdoc at UC Berkeley, California, where I collaborated with a major US hydropower company to improv ...[Read More]