The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. The Gisborne area of New Zealand was severely impacted by Cyclone Gabrielle in February 2023, an event that triggered many thousands of landslides in the area. One effect of such large events […]
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A Folding Troposphere May Help Drive Cloud Formation
Scientists have observed atmospheric particles forming where the stratosphere folds into the troposphere, a finding that may deepen understanding of precipitation and climate.
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The 30 July 2024 Wayanad landslides in Kerala, India
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. On 30 July 2024, heavy rainfall triggered landslides in the Wayanad district of Kerala, India. At the time of writing, the confirmed loss of life has reached 392 people, with a further […]
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The 28 July 2024 landslide at Yuelin village in Hunan Province, China
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. On 28 July 2024, a landslide struck Yuelin village, located in the Hengyang administrative area of Hunan Province. The landslide was triggered by heavy rainfall induced by the remnants of Typhoon Gaemi, […]
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Landslide problems on roads in Vietnam
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. On 13 July 2024, a terrible landslide occurred on a road in the mountainous province of Ha Giang in Vietnam. A minibus travelling along a road in Bac Me District at 4 […]
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Debris flow hazards in urban environments – an example from South Korea
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. An interesting paper (Lee et al. 2024 – available online as a pdf) has recently been published in the International Journal of Erosion Control Engineering, which considers landslide problems in expanding urban […]
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The possible causes of the deadly 21 June 2024 Sorte debris flow in Switzerland
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. The Federal Office of Topography in Switzerland has collected and published online aerial imagery of the site of the deadly 21 June 2024 debris flow in Switzerland, which killed three people. The […]
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Landslides triggered by an extreme rainfall event on 4 July 2023 in Wanzhou, China
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. In the last few days, China has suffered multiple landslides triggered by heavy rainfall, with reports of fatalities. It is often difficult to get high quality information about these events in China […]
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Agricultural Lands Are Losing Topsoil—Here’s How Bad It Could Get
A new study says topsoil erosion is likely to increase under climate change, though policy changes now could help stem the loss.
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Rain Comes to the Arctic, With a Cascade of Troubling Changes
Rain used to be rare in the Arctic, but as the region warms, so-called rain-on-snow events are becoming more common. The rains accelerate ice loss, trigger flooding, landslides, and avalanches, and create problems for wildlife and the Indigenous people who depend on them.