Session CR3.1 Modelling ice sheets and glaciers 

Convener: Sainan Sun | Co-conveners: Fabien Gillet-Chaulet, Stephen Cornford, Mauro Werder, Rabea Sondershaus

Orals | Tue, 25 Apr, 14:00–17:55 (CEST), Wed, 26 Apr, 08:30–10:10 (CEST)

Posters on site | Attendance Mon, 24 Apr, 14:00–15:45 (CEST)

Highlights:

14:35–14:45|EGU23-15264|On-site presentation

Predicting ocean-induced ice-shelf melt rates using deep learning 

Sebastian Rosier, Christopher Bull, Wai Woo, and Hilmar Gudmundsson

17:25–17:35|EGU23-11337|On-site presentation

Large-amplitude perturbation experiments to assess the unstable behaviour of AIS in the near future 

Benoit Urruty, Olivier Gagliardini, Fabien Gillet-Chaulet, Gael Durand, and Mondher Chekki

17:35–17:45|EGU23-13025|On-site presentation

The Future of Thwaites Glacier, West Antarctica. 

Hilmar Gudmundsson, Jan De Rydt, Sebastian Rosier, Jowan Barnes, Daniel Goldberg, and Mathieu Morlighem

17:45–17:55|EGU23-9198|ECS|On-site presentation

On the effect of damage on the recent changes in the Amundsen Sea Sector 

Cyrille Mosbeux, Nicolas Jourdain, Olivier Gagliardini, Peter Råback, and Adrien Gilbert

X5.214|EGU23-15896|On-site poster presentation

Feedbacks between basal melt and cavity geometry in coupled ice+ocean simulations of the Amundsen Sea glaciers 

Jan De Rydt, Kaitlin Naughten, and Hilmar Gudmundsson

X5.217|EGU23-6272|ECS|On-site poster presentation

Identifying thresholds of ocean-induced Antarctic ice loss through idealized ice-sheet model simulations 

Lena Nicola, Julius Garbe, Ronja Reese, and Ricarda Winkelmann

Session CR3.4 Ice shelves and tidewater glaciers – dynamics, interactions, observations, modelling 

Convener: Nicolas Jourdain | Co-conveners: Inga Monika Koszalka, Rachel Carr, Peter Washam^ECS

Orals | Mon, 24 Apr, 14:00–17:50 (CEST), Tue, 25 Apr, 08:30–12:20 (CEST)

Posters on site | Attendance Tue, 25 Apr, 14:00–15:45 (CEST)

Posters virtual | Attendance Tue, 25 Apr, 14:00–15:45 (CEST)

Highlights:

X5.260|EGU23-14409|ECS|On-site poster presentation

Ice shelf buttressing – a comparison of Antarctic ice shelves in a transient evolution 

Simon Schöll, Ronja Reese, and Ricarda Winkelmann

X5.266|EGU23-5827|On-site poster presentation

Processes driving the speedup of Pine Island Ice Shelf between 2017 and 2020 

Sainan Sun and Gudmundur Hilmar Gudmundsson

Session ITS2.1/NP0.4 Tipping points, resilience, and stochasticity in the Earth’s climate and ecosystems 

Convener: Niklas Boers | Co-conveners: Balasubramanya Nadiga, Swarnendu Banerjee^ECS, Anna von der Heydt, Timothy Lenton ,Marisa Montoya, Ricarda Winkelmann

Orals | Wed, 26 Apr, 10:45–12:25 (CEST), 14:00–17:55 (CEST)

Posters on site | Attendance Tue, 25 Apr, 16:15–18:00 (CEST)

Posters virtual | Attendance Tue, 25 Apr, 16:15–18:00 (CEST)

Session OS1.9 Under cover: The Southern Ocean’s connection to sea ice and ice shelves 

Convener: Nadine Steiger^ECS | Co-conveners: Stefanie Arndt^ECS, Tiago Dotto^ECS, Moritz Kreuzer^ECS, Torge Martin

Orals | Thu, 27 Apr, 16:15–18:00 (CEST)

Posters on site | Attendance Wed, 26 Apr, 14:00–15:45 (CEST)

Highlights:

17:10–17:20|EGU23-11864|ECS|Virtual presentation

Evolution of warm water intrusions in the Filchner Trough, Antarctica 

Vanessa Teske, Ralph Timmermann, and Tido Semmler

17:50–18:00|EGU23-15622|ECS|Highlight|Virtual presentation

Ice shelf-ocean interaction at shallow depths needs more attention 

Ole Richter, Ben Galton-Fenzi, Kaitlin Naugthen, and Ralph Timmermann

X5.360|EGU23-13222|On-site poster presentation

The role of WDW density for a regime shift in the FRIS cavity 

Verena Haid, Ralph Timmermann, Simon Schöll, Torsten Albrecht, and Hartmut H. Hellmer

X5.361|EGU23-16106|On-site poster presentation

Weddell Watch 

Svein Østerhus

X5.362|EGU23-3111|On-site poster presentation

On the 2018-2020 Ice Shelf Water outflow event in the southeastern Weddell Sea 

Markus Janout, Mathias van Caspel, Elin Darelius, Tore Hattermann, Svein Østerhus, Jean-Baptiste Sallée, and Nadine Steiger

Session CR3.2 Ice-sheet and climate interactions 

Convener: Heiko Goelzer | Co-conveners: Emily Hill^ECS, Alexander Robinson, Ricarda Winkelmann, Philippe Huybrechts

Orals | Thu, 27 Apr, 08:30–12:30 (CEST), 14:00–15:45 (CEST)

Posters on site | Attendance Fri, 28 Apr, 08:30–10:15 (CEST)

Posters virtual | Attendance Fri, 28 Apr, 08:30–10:15 (CEST)

Highlights:

08:45–08:55|EGU23-7422|ECS|Highlight|On-site presentation

(Ir)reversibility of future Antarctic mass loss on multi-millennial timescales 

Ann Kristin Klose, Violaine Coulon, Frank Pattyn, and Ricarda Winkelmann

09:15–09:25|EGU23-14469|ECS|Highlight|On-site presentation

Has the (West) Antarctic Ice Sheet already tipped? 

Ronja Reese, Julius Garbe, Emily A. Hill, Benoît Urruty, Kaitlin A. Naughten, Olivier Gagliardini, Gael Durand, Fabien Gillet-Chaulet, G. Hilmar Gudmundsson, David Chandler, Petra M. Langebroek, and Ricarda Winkelmann

15:30–15:40|EGU23-8341|Highlight|On-site presentation

Antarctic Ice Sheet tipping points in the last 800,000 years 

David Chandler, Petra Langebroek, Ronja Reese, Torsten Albrecht, and Ricarda Winkelmann

X5.285|EGU23-4042|On-site poster presentation

Experimental design for the the 2nd marine ice sheet and ocean model intercomparison project (MISOMIP2) 

Nicolas Jourdain, Jan De Rydt, Yoshihiro Nakayama, Ralph Timmermann, and Mathias Van Caspel

X5.289|EGU23-9449|On-site poster presentation

Interactive coupling of the Antarctic Ice Sheet and the global ocean 

Moritz Kreuzer, Willem Huiskamp, Torsten Albrecht, Stefan Petri, Ronja Reese, Georg Feulner, and Ricarda Winkelmann