Scientists studying the massive August 2025 landslide and tsunami in Southeast Alaska warn that the likelihood of similar large-scale events has increased substantially across the North as glaciers retreat and permafrost degrades. The study of the Tracy Arm event revealed the rapid retreat of a supporting glacier and localized seismic signals that began days […]
Early in the morning of August 10th, 2025, a large landslide triggered a massive tsunami in the Tracy Arm Fjord in Alaska – a place frequented by tour boats and commercial cruise ships. In a new analysis, researchers show how this event unfolded and highlight both the growing hazard from similar events and the […]
Camped on an island in Southeast Alaska a few mornings ago, Sasha Calvey heard a commotion outside her tent. “(On Aug. 10) at 5:45 a.m., I woke to a loud roar of rushing water,” the 25-year-old kayaker and outdoor educator said. “Then there was this massive tidal surge just inches away from our tent.” Calvey […]
[content id=”79272″] Sunday’s massive tsunami-causing landslide in Southeast Alaska likely sent more than 100 million cubic meters of debris into an icy fjord and onto a prominent glacier in one of the largest slides in at least 10 years, according to analysis by the Alaska Earthquake Center. The rapid characterization and pinpointing of the landslide […]