Ice-shelf retreat drives recent Pine Island Glacier speedup

• Published in: Science Advances
• Main Authors: Joughin, Ian, Shapero, Daniel, Smith, Ben, Dutrieux, Pierre, Barham, Mark
• Format: Article in Journal/Newspaper
• Language: English
• Published: American Association for the Advancement of Science 2021
• Subjects: Pine Island Glacier; Antarc*; Ice Shelf
• Online Access: http://nora.nerc.ac.uk/id/eprint/530498/; https://nora.nerc.ac.uk/id/eprint/530498/1/eabg3080.full.pdf; https://advances.sciencemag.org/content/7/24/eabg3080

Speedup of Pine Island Glacier over the past several decades has made it Antarctica’s largest contributor to sea-level rise. The past speedup is largely due to grounding-line retreat in response to ocean-induced thinning that reduced ice-shelf buttressing. While speeds remained fairly steady from 20...