Debuting on American Geophysical Union TV at the December 2022 meeting (#AGU22), GreenDrill researchers Joerg Schaefer, Gisela Winckler, Allie Balter-Kennedy, and Margie Turrin of Lamont-Doherty Earth Observatory and University at Buffalo's Jason Briner discuss their work to diagnose the trauma to Greenland's ice sheet, and pinpoint its most vulnerable areas and impacts to coastal communities.