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30 September 2022

Landslides in the 1960s

I have been pondering the number of large landslide disasters that occurred in the 1960s. This is an initial list that includes the landslide impacts of two of the greatest earthquakes in history and a series of landslides caused by dams and mining.


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


15 August 2017

Regent landslide, Sierra Leone: an uncertain picture

The Regent landslide disaster near Freetown in Sierra Leone has killed at least 400 people. At present there is uncertainty as to the events of that day


25 February 2016

The Vajont Slide: A new event chronology and the importance of geomorphology

In a new paper, Wolter et al (2015) have re-examined the 1963 Vajont slide, proposing a new chronology for the evolution of the landslide that caused the disaster.


17 October 2013

Are you ready for an earthquake? Make sure today.

What if an earthquake hit right now, the moment you read this? A big one.¬†You get a few seconds of puzzling low rumbling to figure out what’s going on, and then the room you’re in lurches to the side and back. The floor bounces, the walls creak and crackle, books and papers topple and slide, and heavy things all around you start to wobble and flop over. You had no …


28 January 2011

Remembering Challenger

Today marks the 25th anniversary of the Challenger shuttle explosion. I was too young to remember the disaster, but it has had a lasting effect on our space program, and I certainly remember the Columbia disaster which occurred when I was an undergraduate. It’s tempting when these sorts of things happen to say that space exploration is too dangerous and too hard and that we should turn back. But that’s exactly the wrong response.