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The Doomsday Glacier Is Getting Closer and Closer to Irreversible Collapse
- stevenjgarner 11mo agoSyndicated from: https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2025JF008352 https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2025JF00... https://news.ycombinator.com/item?id=46367341 https://news.ycombinator.com/item?id=46367341 Satellite imagery and GPS observations yielded two key insights: 1) fractures occurred in two stages: the initial propagation of long fractures parallel to ice flow, followed by smaller fractures perpendicular to ice flow. 2) the shear-zone disintegration causes upstream ice-flow speed to increase on the Thwaites Eastern Ice Shelf.