Seismic data and eye-witness reports of a displacement wave point to a large landslide at 5:30 am. On 10 August 2025, at 5:30 am local time, the Alaska Earthquake Center detected a seismic signal that was almost certainly generated by a landslide. They have posted the record of the seismic signal to Twitter. Their posting […]
Alaska
Posted inResearch Spotlights
Arctic Rivers Trade Inorganic Nitrogen for Organic
Climate change is shifting the makeup of a key nutrient in rivers across Russia, Alaska, and Canada, with the potential for ecosystem-wide impacts.
Posted inThe Landslide Blog
Landslides during periods of glacial retreat in Alaska
An excellent new paper (Walden et al. 2025) examines the occurrence of accelerated movement in rock slope landslides in Alaska as adjacent glaciers melt. The exceptional temperatures in recent days in both North America and Europe has once again highlighted the rate at which the climate is changing in response to anthropogenic increases in greenhouse […]
Posted inThe Landslide Blog
A landslide on the Lakina River in Alaska
A recent Facebook post has highlighted a reasonably large slump landslide in a remote area of Alaska. Satellite images suggest that this occurred in late October or early November 2024. Loyal reader Andrew McNown kindly highlighted a recent Facebook post that provided some images of a landslide that has partially blocked the Lakina River in […]
Posted inNews
As Climate Changes, So Do Gardens Across the United States
Warmer winter temperatures have altered frost patterns and growing seasons across the United States, forcing botanical gardens and arboretums to adapt.
Posted inEditors' Highlights
Work with Indigenous Communities Advances Community Science
Drawing from climate co-production work with the community of Kake in Alaska, two new studies offer insights for doing community science—especially, but not only, with Indigenous communities.
Posted inResearch Spotlights
Los lagos y estanques de Alaska revelan los efectos del derretimiento del permafrost
Un nuevo conjunto de datos proporciona un método poderoso para rastrear fácilmente los cambios en el permafrost.
Posted inResearch Spotlights
Alaska’s Lakes and Ponds Reveal Effects of Permafrost Thaw
A new dataset provides a powerful method for easily tracking changes in permafrost.
Posted inThe Landslide Blog
Checking in on three earlier fatal landslides
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. My regular scans of reports of landslides around the world has highlighted interesting updates on three events of the last year or so. The 14 December 2024 Lions Bay Landslide The Vancouver […]
Posted inEditors' Highlights
Wave-Modulated Electron Loss Affects GPS Location Determination
Earth’s magnetosphere controls ionospheric total electron content modulation via plasma wave-induced electron loss impacting GPS spatial location determination.