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You are browsing the archive for rock avalanche Archives - AGU Blogosphere.

22 March 2022

Scud Glacier: images of the 2020 rock avalanche in British Columbia

Scud Glacier: aerial images of the 2020 rock avalanche in British Columbia in Canada.

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14 February 2022

Two new large landslides in the Southern Alps of New Zealand

Recent exceptionally heavy rainfall has triggered two large landslides in the Southern Alps of New Zealand.

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19 November 2021

The 29 October 2021 Kameng River rock and ice avalanche in India

Images from Planet indicate that the 29 October 2021 Kameng Valley event was a probably a rock and ice avalanche that originated on a steep slope high in the mountains.

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7 May 2021

Mount Kekachi: an interesting rock slope failure and rock avalanche in Japan

Mount Kekachi: an interesting rock slope failure and rock avalanche in Japan on 6 May 2021. The runout distance was about 2 km

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8 February 2021

The catastrophic landslide and flood in Chamoli in Uttarakhand: the sequence of events

The catastrophic landslide and flood in Chamoli in Uttarakhand: over the last 24 hours, using @Planet Labs and other images, we have crowd-sourced the sequence of events

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21 January 2021

Mount Darwin: another rock avalanche in New Zealand, with a groovy runout pattern

Mount Darwin: another recent rock avalanche in New Zealand, with a groovy runout pattern.

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19 January 2021

A sensational high resolution satellite image of the Mount Silberhorn rock avalanche

A sensational Planet Labs SkySat high resolution satellite image of the Mount Silberhorn rock avalanche in New Zealand

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2 January 2021

Mount Silberhorn – a large rockslide in New Zealand

Mount Silberhorn – a large rockslide has occurred in the Southern Alps of New Zealand, close to Aoraki/Mount Cook, in the last few days

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29 December 2020

Taku River: another very large landslide in British Columbia, Canada

Taku River: another very large landslide in British Columbia, Canada. A Facebook user, Darryl Keith Tait, has posted images and video of the aftermath of a huge rockslope failure.

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14 December 2020

The Eureka Valley Landslide in Death Valley National Park

The Eureka Valley Landslide in Death Valley National Park: a new paper (Shaller et al. 2020) on a beautifully-preserved, ancient, long runout failure.

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7 September 2020

The Koidern landslide: a long runout event in Canada

On Saturday Brent Ward tweeted a fantastic set of aerial images of the Koidern landslide, in the Yukon of Canada.

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20 April 2020

Salkantay – what happened after the initial failure?

The Planet Labs images from the Salkantay landslide in Peru suggest that the rock avalanche behaved in ways that are quite surprising.

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28 March 2020

The 28 June 2010 Guanling landslide in China

On 28 June 2010 heavy rainfall triggered the 1 million cubic metre Guanling landslide in Guizhou, China, killing 99 people in two villages

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16 March 2020

An analysis of the Piz Cengalo landslide

A new open access paper (Mergili et al. 2020), analyses the deadly 2017 Piz Cengalo rock avalanche and debris flow in Switzerland, which killed eight people

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24 February 2020

The giant Kandersteg rock avalanche in the Bernese Alps in Switzerland

The Kandersteg rock avalanche is a 1.2 cubic kilometre rockslide that occurred in Switzerland about 3,200 years ago, according to new research

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6 February 2020

The Cerro Caquilluco–Cerrillos Negros rock avalanches in Peru

The Cerrillos Negros rock avalanche, one of a number in of such events in S. Peru, had a volume of 10 cubic kilometres and traveled for about 43 km

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5 December 2019

The Blackhawk rock avalanche – insights from imagery

Regular correspondent funkenbeachin has used ESA Sentinel multispectral satellite data to facilitate analysis of the Blackhawk rock avalanche

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5 November 2019

The Tagarma rock avalanche in the Pamir-western Himalayan syntaxis of the Tibetan Plateau

The 5 km long ancient, earthquake triggered (?) Tagarma rock avalanche in the Pamir-western Himalayan syntaxis of the Tibetan Plateau

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29 October 2019

Landslide movement mechanisms: evidence from longitudinal ridges on Mars

Longitudinal ridges: a new study (Magnarini et al. 2019) of a massive landslide on Mars provides insights into the movement mechanisms of rock avalanches

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17 September 2019

Landslides and air blasts

A new analysis of the air blast generated by the 2008 Wenjia rock avalanche suggests that it generated the windspeeds of a Force 12 hurricane, and that the impacts extended far beyond the margins of the landslide

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