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29 March 2022

Mount Talakmau: landslides from the 25 February 2022 Sumatra Earthquake

An earthquake on 25 February 2022 triggered multiple landslides on the flanks of Mount Talakmau in west Sumatra, Indonesia.

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18 February 2022

Planet satellite image of the urban landslides in the Alto da Serra area of Petrópolis, Brazil

Planet has captured high resolution satellite images of the multiple urban landslides in the Alto da Serra area of Petrópolis, Brazil.

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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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8 February 2022

Planet Labs imagery of the 31 January 2022 mudflow in the La Gasca suburb of Quito

New Planet Labs satellite imagery allows a better understanding of the deadly 31 January 2022 mudflow in the La Gasca suburb of Quito, Ecuador

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23 November 2021

Large landslides at Beach Loop near Whareongaonga in New Zealand

Heavy rainfall earlier this month triggered three large landslides on the coast in the Beach Loop area about 30 km from Gisborne in New Zealand.

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29 October 2015

The amazing Tonzang landslides in Burma – NASA images

NASA EO-1 images have revealed the extent of the amazing Tonzang landslides in Burma, which occurred earlier this year. The largest landslide is 5.9 km long

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24 September 2010

Remarkable NASA imagery of catastrophic flooding around Manchhar Lake in Pakistan

NASA have provided the most dramatic evidence yet of the catastrophic floods that are occurring around Manchhar (Manchar) Lake in Pakistan (see my post yesterday on this issue).  This image was captured by the ALI instrument on 18th September: Compare this with an image taken of the same area just three days earlier: Or the Google Earth image of the same area, which was collected in May this year: Geo-TV, …

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16 September 2010

Zhouqu landslide – NASA satellite image

NASA have somehow managed to find a gap in the clouds to collect a satellite image of the Zhouqu landslide site.  Readers at the time of the landslide last month will remember that I was wondering about the source of the slides.  Although this image does not give a full answer, it gets us a part of the way there: A zoom into the affected area yields this: The slides …

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28 January 2010

Earthquake-driven coastal erosion (or a coastal lateral spread) in Haiti

The Discovery Channel has news of a very interesting example of rapid coastal erosion driven by the earthquake in Haiti. The site is at Petit Paradis to the west of Port-au-Prince. Eye-witness reports suggest that the town was struck by a highly localised tsunami in the earthquake, apparently killing 20. This is interesting in part because it is quite likely such a localised event would have been caused by a …

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24 November 2009

More El Salvador lahar satellite imagery

In an earlier post today I highlighted the availability of satellite imagery covering the El Salvador lahar disaster, triggered by Hurricane Ida earlier this month. Whilst sitting in a conference session this morning it occurred to me that the Disaster Charter, which provides satellite images for disaster relief and recovery operation, was also triggered by this event. So I had a quick look at the web page for this triggering …

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