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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.
3 February 2017
Helicopter sluicing of the Kaikoura landslides
In New Zealand, the authorities are using helicopter sluicing to remove loose material from landslides and unstable slopes after the Kaikoura earthquake
18 September 2009
Extraordinary! Using a helicopter sledgehammer to clear loose rock from a cliff!
I thought I had seen everything until I saw this video! It is from Norway, showing an extraordinary method for removing a loose rock pillar from a high, steep cliff. The answer is obvious – just hang a 1.8 tonne block on a cable under the helicopter and bash the offending rock with your new sledgehammer. This must take very skillful flying. The most amazing thing is that it worked …
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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