A 1,500-foot tsunami took scientists by surprise. Now we know why it happened
SMRTR summary
A massive landslide in Alaska's Tracy Arm fjord on August 10, 2025, triggered a 1,500-foot tsunami after glacial retreat destabilized the fjord wall. Scientists discovered subtle seismic signals appeared 24 hours before the collapse, raising hopes for early warning systems to protect the area's 20-plus daily visiting vessels.
SMRTR provides this summary for quick context. The original article belongs to Scientific American.
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