You are browsing the archive for permafrost.
8 April 2020
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 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 and significant hazard for the Dalton Highway in Alaska. Parts of the road are being realigned to manage the hazard
12 September 2017
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
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, a landslide of about 200,000 cubic metres, occurred on the flanks of Monte Rosa on 16th December 2015.
14 December 2015
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
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 …