You are browsing the archive for North America Archives - AGU Blogosphere.
13 April 2017
Two new landslide videos have appeared on Youtube; one from Shimla showing a large slide triggered by construction, and the other on a highway in Idaho, USA
24 March 2017
In a paper just published, Clayton et al. (2017) describe the Mitchell Creek landslide, a very large rockslide in Canada triggered by glacial debuttressing
7 March 2017
The rapid drawdown of the water level in the Feather River when the Oroville Dam flow was stopped last week induced multiple riverbank failures downstream
1 March 2017
Flow has been temporarily stopped down the Oroville Spillway in California, allowing the magnitude of the damage to be assessed.
20 February 2017
San Bernadino National Forest landslide video One of a number of new landslide videos that have been published in the last few days comes from San Bernadino National Forest in Southern California, triggered by the latest in a procession of intense rainfall events in recent weeks. This is a very impressive video of a large landslide in the Forest Falls area. In many ways the most interesting aspect is the high …
10 February 2017
At the Oroville Dam in Calfornia an extraordinary crisis has developed as the spillway undergoes massive, flood-induced erosion
18 January 2017
The fourth of the Mount Sulzer avalanches, which occurred in August 2016, was captured in a remarkable video by Luke Wassink, a National Park Ranger
11 January 2017
The 1906 Haverstraw landslide This week marked the 111th anniversary of the disastrous Haverstraw landslide in Rockland County, New York, which killed 19 people. The disaster was caused by the folly of humans, chasing wealth to be made from the excavation of glacial blue clay, ideal for brick making. At the height of the industry there were an estimated 3,000 labourers making 350 million bricks per year in Haverstraw. Over …
7 December 2016
. The Icy Bay landslide in Alaska A very nice video has been posted on Youtube describing the link between the giant Icy Bay landslide in Alaska in 2015 (this landslide is also variously known as the Taan Fjord landslide and the Tyndall Glacier landslide), which is the largest known recent landslide in North America, and the melting of the adjacent glacier. The video features Dr Michael Loso, physical scientist …
5 December 2016
An example from Washington State in the USA illustrates how Lidar is transforming the mapping of landslides in vegetated areas
11 November 2016
A spectacular and dramatic landslide at St-Luc-de-Vincennes in Quebec, Canada yesterday has the hallmarks of a quick clay slide
10 November 2016
Planet Labs have collected a very high quality satellite image of the Lamplugh Glacier / Glacier Bay landslide in Alaska last June
7 September 2016
Why maintaining forest roads is important – a large landslide triggered by a small culvert failure in the Six Rivers National Forest in California
17 July 2016
A new satellite image and two new videos are available of the enormous Glacier Bay landslide in Alaska, which occurred a few weeks ago
3 July 2016
On Tuesday 28th June a 150 million tonne landslide, the Lamplugh Glacier rock avalanche, occurred in Alaska. This enormous landslide travelled 10 km across the ice.
13 May 2016
Two new landslide videos have appeared on Youtube, including an impressive rockfall last weekend on Mont Granier in the French Prealps and a smaller collapse at Swimmer’s Delight in California
12 April 2016
On 29th March 2016 the Renfrew County landslide occurred on the banks of the Bonnechere River near to Ottawa. This is a large (10 hectare) landslip.
11 April 2016
Chris Larsen from the Geophysical Institute of the University of Alaska Fairbanks has released a set of aerial images of last year’s Tyndall Glacier landslide and tsunami in Taan Fjord in Alaska. This was the largest historic landslide in North America.
30 March 2016
In a new paper in Nature Geoscience, Collins and Stock (2016) have shown that thermal expansion can be a key factor in rockfall triggering in Yosemite