A decade of variability on Jakobshavn Isbræ: ocean temperatures pace speed through influence on mélange rigidity

• Published in: The Cryosphere
• Main Authors: I. Joughin, D. E. Shean, B. E. Smith, D. Floricioiu
• Format: Article in Journal/Newspaper
• Language: English
• Published: Copernicus Publications 2020
• Subjects: envir; geo; Jakobshavn Isbræ; Disko Bay; Jakobshavn; Jakobshavn isbræ; The Cryosphere
• Online Access: https://doi.org/10.5194/tc-14-211-2020; https://www.the-cryosphere.net/14/211/2020/tc-14-211-2020.pdf; https://doaj.org/article/989da0e3ff8a4d1ea87112195bf82461

The speed of Greenland's fastest glacier, Jakobshavn Isbræ, has varied substantially since its speed-up in the late 1990s. Here we present observations of surface velocity, mélange rigidity, and surface elevation to examine its behaviour over the last decade. Consistent with earlier results, we...