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Alaska

Google Earth image of the landslide at the Barry Glacier in Alaska in 2019.
Posted inThe Landslide Blog

Landslides during periods of glacial retreat in Alaska

by Dave Petley 30 June 202530 June 2025

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 […]

The landslide on the Lakina River in Alaska. Photograph posted to Facebook by John Matthews.
Posted inThe Landslide Blog

A landslide on the Lakina River in Alaska

by Dave Petley 5 June 20255 June 2025

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 […]

A garden with colorful trees and a waterfall.
Posted inNews

As Climate Changes, So Do Gardens Across the United States

by Grace van Deelen 28 May 202528 May 2025

Warmer winter temperatures have altered frost patterns and growing seasons across the United States, forcing botanical gardens and arboretums to adapt.

Photo taken from a plane of a small community by a body of water.
Posted inEditors' Highlights

Work with Indigenous Communities Advances Community Science

by Raj Pandya 2 May 20251 May 2025

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.

Una montaña, un glaciar y el cielo azul se ven refleados en un tranquilo lago.
Posted inResearch Spotlights

Los lagos y estanques de Alaska revelan los efectos del derretimiento del permafrost

by Saima May Sidik 21 March 202521 March 2025

Un nuevo conjunto de datos proporciona un método poderoso para rastrear fácilmente los cambios en el permafrost.

A mountain, glacier, and blue sky are reflected in the surface of a calm lake.
Posted inResearch Spotlights

Alaska’s Lakes and Ponds Reveal Effects of Permafrost Thaw

by Saima May Sidik 19 February 202521 March 2025

A new dataset provides a powerful method for easily tracking changes in permafrost.

The site of the 1 May 2024 landslide at Meilong in China. Note the rescue workers towards the lower end of the landslide, which provides a scale. Credit: Xinhua News
Posted inThe Landslide Blog

Checking in on three earlier fatal landslides

by Dave Petley 23 January 202523 January 2025

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 […]

Diagram from the study.
Posted inEditors' Highlights

Wave-Modulated Electron Loss Affects GPS Location Determination

by Mary Hudson 7 January 202520 December 2024

Earth’s magnetosphere controls ionospheric total electron content modulation via plasma wave-induced electron loss impacting GPS spatial location determination.

Volcanic eruption with steam rising from a snow-covered peak.
Posted inNews

Alaska’s Mount Veniaminof Volcano Is Stealthy—Here’s Why

by Gaea Cabico 18 December 202418 December 2024

New research explains why Mount Veniaminof erupts without the usual warming signs.

A river runs past a beaver dam in the foreground with mountains and clouds in the background.
Posted inNews

Arctic Beavers Advance North and Accelerate Permafrost Thaw

by Grace van Deelen 10 December 202410 December 2024

As beavers build dams in new areas, they impound water, warming permafrost adjacent to their ponds.

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8 July 20258 July 2025
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Defining the Tropopause in Chemical Transport Models

8 July 20258 July 2025
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Water Tracks: The Veins of Thawing Landscapes

25 June 202525 June 2025
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