Seasonal Acceleration of Petermann Glacier, Greenland, From Changes in Subglacial Hydrology

• Published in: Geophysical Research Letters
• Main Authors: Shivani Ehrenfeucht, Mathieu Morlighem, Eric Rignot, Christine F. Dow, Jeremie Mouginot
• Format: Article in Journal/Newspaper
• Language: English
• Published: Wiley 2023
• Subjects: Geophysics. Cosmic physics; QC801-809; glacier; Greenland; Ice Sheet; Petermann glacier
• Online Access: https://doi.org/10.1029/2022GL098009; https://doaj.org/article/c6c5f8e3989a46339b8b8195b91946fb

Abstract Petermann Glacier is a major outlet glacier of northern Greenland that drains a marine‐based basin vulnerable to destabilization from enhanced oceanic and atmospheric forcings. Using satellite radar interferometry data from the Sentinel‐1a/b missions, we observe a seasonal glacier accelerat...