Tsunami in Alaska Fjord Was Second
Scientists say the wave stripped fjord walls to bare rock and exposed the need for a landslide-triggered tsunami warning system.
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10 Articles
'We should be acting more quickly': Tracy Arm tsunami highlights unseen hazards in busy Alaska fjords
Aerial photo of the Aug. 10, 2025 Tracy Arm landslide showing the terminus of South Sawyer Glacier and Tracy Arm, taken during a U.S. Geological Survey overflight on Aug. 13, 2025. Note the trimline along the far side of the fjord, caused by the tsunami stripping the walls of vegetations. (Cyrus Read/USGS) Bretwood Higman has spent years scouring Alaska’s mountains for signs of potential landslides. One spot he looked: Tracy Arm Fjord – a popula…
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In August 2025, a mountain section collapsed in a fjord and caused a giant tsunami in a tourist area of Alaska, without causing any casualties. You are told in video about what happened with a newly modelled visualization by scientistsThis tsunami, which reached an altitude of 480 metres, was caused on August 10, 2025 by a giant landslide in a very touristic fjord in Alaska, the United States. Fortunately, it took place very early in the morning…
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