Timescales of outlet-glacier flow with negligible basal friction: theory, observations and modeling

• Published in: The Cryosphere
• Main Authors: J. Feldmann, A. Levermann
• Format: Article in Journal/Newspaper
• Language: English
• Published: Copernicus Publications 2023
• Subjects: Environmental sciences; GE1-350; Geology; QE1-996.5; Antarctic; East Antarctica; West Antarctica; Greenland; Pine Island Glacier; Thwaites Glacier; Mellor; Misi; Antarc*; Antarctica; glacier; Ice Sheet; Pine Island; The Cryosphere
• Online Access: https://doi.org/10.5194/tc-17-327-2023; https://doaj.org/article/6e828b7c83434e65a6032013ff7b65a6

The timescales of the flow and retreat of Greenland's and Antarctica's outlet glaciers and their potential instabilities are arguably the largest uncertainty in future sea-level projections. Here we derive a scaling relation that allows the comparison of the timescales of observed complex...