A massive gully has been developing over the last two decades at Pondok Balik. It now covers an area of over 3 hectares. In Indonesia, a massive and rapidly developing gully is causing considerable concern. Located at Pondok Balik in Central Aceh Regency, Aceh province, this feature has been developing since 2004. Reuters has an […]
Indonesia
Posted inThe Landslide Blog
Satellite imagery of the 24 January 2026 landslide on Gunung Burangrang in Indonesia
Imagery is now available that shows the aftermath of 3.1 km long landslide that killed about 90 people in West Bandung. On 24 January 2026, a major landslide occurred on the flanks of Gunung Burangrang (Mount Burangrang) in West Bandung, Indonesia. The search has been long and painstaking, but it is thought that 92 people […]
Posted inResearch Spotlights
AI Sheds Light on Hard-to-Study Ocean Currents
The Maluku Strait is a key predictor of conditions in the Indonesian Throughflow, modeling shows.
Posted inThe Landslide Blog
The extraordinary scale of the November 2025 landslide disaster in Sumatra
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. Yesterday, I posted about the landslide disaster that struck Malalak in Sumatra at the end of November 2025. Unfortunately, that is just a tiny component of the catastrophe that has occurred in […]
Posted inThe Landslide Blog
The terrible landslide destruction at Malalak, Agam regency, West Sumatra province, Indonesia
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 on November 2025, Cyclone Senyar brought torrential rainfall to parts of Indonesia, and in particular to Sumatra. At the time or writing, at least 1,022 people are […]
Posted inThe Landslide Blog
The 22 November 1815 Gejer Bali disaster
A new paper (Faral et al. 2025) provides details of a seismically-triggered landslide cascade and tsunami that killed up to 12,000 people. On 22 November 1815, a very significant landslide disaster occurred in Bali, in what is now Indonesia, killing between 10,000 and 12,000 people. A very interesting new paper (Faral et al. 2025) in […]
Posted inThe Landslide Blog
The 30 May 2025 landslide at Gunung Kuda in Cipanas Village, West Java, Indonesia
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 May 2025, a rock slope major failure occurred at a quarry at Gunung Kuda, which is located on the edge of Cipanas Village in Dukupuntang District, Cirebon Regency, West Java, […]
Posted inThe Landslide Blog
Continued uncertainty, but very real concerns, about mining related landslides in Marowali, Indonesia
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. There are some reports today that another mining related landslide occurred in the Morowali area of Indonesia yesterday. There are few details in media reports, but videos have been posted that appear […]
Posted inEditors' Highlights
Peatland Plantations in Southeast Asia are Carbon Hotspots
A new study reports a rare set of data on greenhouse gas production and transport for a tropical peatland plantation showing exceptionally high concentrations of dissolved organic carbon.
Posted inThe Landslide Blog
A fatal tailings landslide at Fatufia in Sulawesi in Indonesia
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. With many thanks to a loyal reader for highlighting the issue, there is the sad news this morning of yet another tailings landslide. The event occurred early on Saturday morning, 22 March […]