A recent Facebook post has highlighted a reasonably large slump landslide in a remote area of Alaska. Satellite images suggest that this occurred in late October or early November 2024. Loyal reader Andrew McNown kindly highlighted a recent Facebook post that provided some images of a landslide that has partially blocked the Lakina River in […]
satellite imagery
Artisanal Gold Mining Is Destroying Amazonian Peatlands
A new analysis of archived satellite imagery has revealed that the growing presence of small-scale mining in the Peruvian Amazon is threatening carbon reserves and unique ecosystems.
Inferring River Discharge from Google Earth Images
Critical flow theory can predict river discharge based on the spacing of standing waves captured by Google Earth images.
Crevasses on the Greenland Ice Sheet Are Growing
High-resolution 3D maps show crevasse volume is increasing across most of the Greenland Ice Sheet as it accelerates toward the ocean, which could affect future ice loss and sea level rise.
Another tailings storage facility failure – Beposa TSF at Iduapriem Mine in Ghana
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. The Environmental Protection Authority in Ghana released a statement on 27 February 2025 describing an “environmental incident” at the Beposo Tailings Storage Facility (TSF) at the AngloGold Ashanti mine at Iduapriem Mine. […]
Megadroughts Have Grown in Size and Scope
A new study maps and ranks the largest, longest-lasting, and most severe multiyear droughts from 1980 to 2018.
Landslides from the 17 December 2024 Mw=7.3 Port Vila earthquake in Vanuatu
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. In terms of “natural” disasters, attention is currently focused on events in Los Angeles, which will in due course may have substantial implications for landslides. A large atmospheric river event in the […]
Las tormentas están tirando cada vez más árboles
La cantidad de árboles derribados por el viento ha incrementado casi cuatro veces en la región, probablemente por tormentas más fuertes.
Satellite Measurements Make Major Seafloor Map Improvements
Though ship-based sounding has mapped some areas of the ocean floor in higher resolution, researchers have used SWOT data to create a detailed new map of the seafloor, including thousands of previously undetected small seamounts.
Coastlines Around the World Are Losing Sediment
A new tool maps coastal sediments on the basis of water color. It shows that 75% of the world’s coastlines may be losing suspended sediment.