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2 February 2023
The 15 December 1952 Niiortuut landslide-tsunami in central West Greenland
A paper in Science of the Total Environment (Svennevig et al. 2023) describes the 15 December 1952 Niiortuut landslide in Greenland. It concludes that this was one of the earliest anthropogenic warming-induced landslides identified to date.
8 April 2020
Denali Park Road: fascinating landslides in a subarctic mountain environment
More than 150 landslides have been identified along Denali Park Road in Denali National Park in Alaska, some of which are causing damage to the highway
6 January 2020
A detailed analysis of the Joffre Peak landslides in Canada
A new paper in the journal Landslides (Friele et al. (2020) provides a first detailed analysis of the May 2019 Joffre Peak landslides in Canada
10 September 2018
Frozen debris lobes: an interesting hazard in Alaska
Frozen debris lobes: an interesting and significant hazard for the Dalton Highway in Alaska. Parts of the road are being realigned to manage the hazard
12 September 2017
Increasing rock avalanche size and mobility in Alaska may be associated with climate change
A new paper (Coe et al. 2017) strongly suggests that the cluster of 24 rock avalanches since 1984 in S. Alaska may be associated with rock permafrost degradation
6 January 2017
Collapsing Arctic coastlines
In a paper just published in Nature Climate Change, Michael Fritz and colleagues have highlighted the environmental impacts of collapsing Arctic coastlines.
22 January 2016
The Punta Tre Amici rockslide in Italy
The Punta Tre Amici rockslide, a landslide of about 200,000 cubic metres, occurred on the flanks of Monte Rosa on 16th December 2015.
14 December 2015
Fort McPherson: a catastrophic mudflow in Canada
In the summer a permafrost mudslide caused the partial breach, caught on video, of a small lake near Fort McPherson in Canada.
30 November 2009
Slumps caused by thawing ground on Mars and Earth
The Planetary Geomorphology Working Group of the International Association of Geomorphologists has a rather nice article online comparing the landforms caused by slumping during thawing of the ground with similar features that have been seen on Mars. The article is available here:http://www.psi.edu/pgwg/images/dec09image.html On Earth, thaw slumps occur in permafrost areas like Alaska. This is an oblique aerial image of these features, taken from the site above: The Natural Resources Canada …
Dave Petley is the Vice-Chancellor of the University of Hull in the United Kingdom. His blog provides commentary and analysis of landslide events occurring worldwide, including the landslides themselves, latest research, and conferences and meetings.
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