Alaska's 481-meter wave shows what glacial retreat leaves behind

Last summer, a near-miss tsunami in Alaska's Tracy Arm Fjord during peak tourist season revealed alarming insights into the escalating environmental instability driven by climate change.

3 min readUW News
Alaska's 481-meter wave shows what glacial retreat leaves behind
A bare chunk of rock on the hillside adjacent to the water shows where the land slid into the fjord to generate the tsunami.
From UW News

Some Alaska cruises are skipping a popular excursion to Tracy Arm Fjord this year after a landslide-generated tsunami barreled through the narrow channel during peak season last August. A new analysis of the event from researchers at the University of Calgary and the University of Washington, published May 6 in Science, describes how glacial retreat caused by global warming primed the fjord for the colossal wave and what, if any, warning signs preceded it.

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Briefing

Source
UW News
Published
May 7, 2026