Articles | Volume 18, issue 12
https://doi.org/10.5194/tc-18-5789-2024
https://doi.org/10.5194/tc-18-5789-2024
Research article
 | 
11 Dec 2024
Research article |  | 11 Dec 2024

Quantifying the buttressing contribution of landfast sea ice and melange to Crane Glacier, Antarctic Peninsula

Richard Parsons, Sainan Sun, G. Hilmar Gudmundsson, Jan Wuite, and Thomas Nagler

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Interactive discussion

Status: closed

Comment types: AC – author | RC – referee | CC – community | EC – editor | CEC – chief editor | : Report abuse
  • RC1: 'Comment on egusphere-2024-1499', Anonymous Referee #1, 02 Aug 2024
    • AC1: 'Reply on RC1', Richard Parsons, 01 Oct 2024
  • RC2: 'Comment on egusphere-2024-1499', Anonymous Referee #2, 16 Aug 2024
    • AC2: 'Reply on RC2', Richard Parsons, 01 Oct 2024

Peer review completion

AR: Author's response | RR: Referee report | ED: Editor decision | EF: Editorial file upload
ED: Publish subject to minor revisions (review by editor) (04 Oct 2024) by Christian Haas
AR by Richard Parsons on behalf of the Authors (13 Oct 2024)  Author's response   Author's tracked changes   Manuscript 
ED: Publish subject to technical corrections (23 Oct 2024) by Christian Haas
AR by Richard Parsons on behalf of the Authors (24 Oct 2024)  Manuscript 
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Short summary
In 2022, multi-year landfast sea ice in Antarctica's Larsen B embayment disintegrated, after which time an increase in the rate at which Crane Glacier discharged ice into the ocean was observed. As the fast ice was joined to the glacier terminus, it could provide resistance against the glacier's flow, slowing down the rate of ice discharge. We used numerical modelling to quantify this resistive stress and found that the fast ice provided significant support to Crane prior to its disintegration.