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South America

Map of a study region and photo of a canoe in a river.
Posted inEditors' Highlights

Strange Branching of Water Flows Through Rivers and Lakes

by Georgia Destouni 8 April 20253 April 2025

Sometimes rivers split into branches in unusual ways, reflecting the complexity of Earth’s water system on land and how much we still must learn about it.

Google Earth image from July 2024 showing the 12 February 2021 Chunchi landslide in Ecuador.
Posted inThe Landslide Blog

The 12 February 2021 Chunchi landslide in Ecuador

by Dave Petley 4 April 20254 April 2025

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. As landslides in Ecuador are currently in the news, it is interesting to reflect on perhaps the largest failure there in recent years. On 12 February 2021, the massive Chunchi landslide occurred […]

The source area of the 30 March 2025 landslide near to Chuanazana in Ecuador
Posted inThe Landslide Blog

A large landslide near to Chanazana in Nabón, Ecuador

by Dave Petley 3 April 20253 April 2025

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. I highlighted yesterday that Ecuador is being very significantly affected by landslides triggered by high levels of rainfall at the moment. A good example occurred on 30 March 2025 close to Chanazana […]

A black-and-white satellite image shows a small river branching off from a larger one.
Posted inResearch Spotlights

The Rivers That Science Says Shouldn’t Exist

by Rebecca Dzombak 1 April 20258 May 2025

At first glance, these waterways make no sense. A new review article details why they are the way they are.

Retrogressive, rotational liquesfaction failures of tailings at Andavilque in Bolivia.
Posted inThe Landslide Blog

Video of the 16 March 2025 tailings landslide at Andavilque, Bolivia

by Dave Petley 19 March 202519 March 2025

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. The impact of the 16 March 2025 tailings landslide at Andavilque, Bolivia continues to become apparent as the recovery operation is in full swing. News reports suggest that there were two fatalities […]

Satellite image of the aftermath of the 16 March 2025 tailings landslide at Andavilque in Bolivia.
Posted inThe Landslide Blog

Breaking news: a major tailings landslide at Andavilque in Bolivia

by Dave Petley 18 March 202518 March 2025

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. On Sunday 16 March 2025 at about 5 am local time a major failure of a tailings dam occurred at Andavilque, in Llallagua municipality, Potosí department in Bolivia. This was a really […]

Google Earth imagery from July 2011 showing the aftermath of the Collapa landslide in La Paz, Bolivia.
Posted inThe Landslide Blog

Landslide risk in La Paz, Bolivia

by Dave Petley 22 January 202522 January 2025

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. AFP has posted a very good overview of the hazards posed by landslides in the capital city of Bolivia, La Paz (unfortunately it cannot be embedded). Located at a high elevation, characterised […]

The aftermath of the 7 December 2024 Turmalina Mine landslide in Brazil.
Posted inThe Landslide Blog

The 7 December 2024 mine waste landslide at Turmalina Mine in Brazil

by Dave Petley 16 December 202416 December 2024

The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. On 7 December 2024 a major landslide occurred in a mine waste pile at the Turmalina Mine in Brazil. The operator, Jaguar Mining, has put out a press release that provides a […]

A firefighter from Brazil’s environment agency combats blazes in the Pantanal municipality of Corumbá, Mato Grosso, in June 2024.
Posted inNews

South America Is Drying Up

by Meghie Rodrigues 6 November 20246 November 2024

A new study shows that dry, warm, and flammable conditions have skyrocketed across the continent, favoring the spread of uncontrolled fire.

O Sol poente fica logo acima do horizonte e sob um céu parcialmente nublado, com um corpo de água em primeiro plano.
Posted inResearch Spotlights

Insights Biogeoquímicos de um Importante Rio Amazônico

Aaron Sidder, freelance science writer by Aaron Sidder 22 October 202422 October 2024

Sub-representados nos orçamentos globais de carbono, rios tropicais como o Tocantins, no Brasil, necessitam de estudos para estabelecer suas características de base face às crescentes mudanças globais.

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A view of a bridge, with the New Orleans skyline visible in the distance between the bridge and the water. A purple tint, a teal curved line representing a river, and the text “#AGU25 coverage from Eos” overlie the photo.

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14 January 202614 January 2026
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15 January 20269 January 2026
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Hydrothermal Circulation and Its Impact on the Earth System

3 December 20253 December 2025
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