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rain

A satellite image showing dark green tropical forest in Mato Grosso, Brazil, with blocky areas that have been deforested. The light green patches are now cattle ranches, while the yellow-brown areas are exposed soil. There are also dots of small clouds over the area.
Posted inResearch Spotlights

Deforestation Is Reducing Rainfall in the Amazon

Sarah Derouin, Science Writer by Sarah Derouin 19 May 202519 May 2025

Researchers found that between 2002 and 2015, a 3.2% reduction in Brazilian forest cover led to a 5.4% reduction in precipitation levels.

Landslides triggered during the 1954 rainfall event on the Amalfi Coast in Italy.
Posted inThe Landslide Blog

The 25 October 1954 landslide disaster on the Amalfi Coast of Italy

by Dave Petley 30 April 202530 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 have frequently highlighted the growing impact of multiple landslide events triggered by extreme rainfall around the world. Whilst there is little doubt that such events are becoming more common, they have […]

A desert landscape with a river valley
Posted inNews

Climate Shifts Drive Episodic Drainage Changes

by Caroline Hasler 14 April 202514 April 2025

Drainage divide migration is influenced by tectonics and climate over long periods. New research in Israel shows that even shorter-term wet-dry cycles can move divides.

The vehicle on which the two people were travelling, found 800 m away from the impact point San Felice a Cancello. Image from the Italian Fire Brigade: www.vigilfuoco.tv.
Posted inThe Landslide Blog

The 27 August 2024 post-fire debris flows in San Felice a Cancello, Italy

by Dave Petley 9 April 20259 April 2025

Guest post by Giuseppe Esposito and Stefano Gariano The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. In a recent article published in the journal Landslides, Esposito and Gariano (2025) describe the first post-fire debris flow event with fatal consequences recorded […]

Muddy floodwaters flow through a ravine. People in bright orange and yellow raincoats assess damage near a green house on an eroded hillside.
Posted inNews

An Atmospheric River Exacerbated Türkiye’s 2023 Earthquake Crisis

by Andrew Chapman 8 April 20258 April 2025

A new study reveals how an atmospheric river led to more devastation after two earthquakes hit Türkiye and Syria, highlighting the need for better risk assessment models.

Graphs from the study.
Posted inEditors' Highlights

Investigating Rainfall-Rich Periods in North America

by Alberto Montanari 3 April 20253 April 2025

A record of soil moisture that extends over one thousand years allows for the investigation of occurrence and causes of modern and historical rainfall-rich periods.

A part of the area of Zixing in Hunan Province after being impacted by the July 2024 rainstorm. Image copyright Planet, used with permission, collected on 20 March 2025.
Posted inThe Landslide Blog

The July 2024 landslide cluster in Zixing County, Hunan Province, China

by Dave Petley 1 April 20251 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. Back in February I highlighted a Sixth Tone article about the extraordinary landslide cluster that was triggered by Typhoon Gaemi in Hunan Province in China between 26 and 28 July 2024. A […]

The Los Angeles River passes under a bridge at sunset.
Posted inNews

Seismometers Provide Fuller Picture of Los Angeles Groundwater

by Grace van Deelen 19 March 202519 March 2025

A new method to evaluate deep aquifers shows even torrential rains haven’t fully replenished groundwater beneath Los Angeles.

Google Earth image of the aftermath of the 26 August 2022 debris flow at Budai Kamar in the Swat Valley, Pakistan.
Posted inThe Landslide Blog

The 26 August 2022 debris flow at Budai Kamar in the Swat Valley, Pakistan

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 26 August 2022, an extreme monsoonal rainfall event struck the Swat Valley in northern Pakistan. This is a remote area with poor communications, so this event has not received the attention […]

Posted inThe Landslide Blog

Landslide hazards in the area affected by the 2023 Türkiye-Syria earthquake

by Dave Petley 3 March 20253 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. It is well-established that landslides are a major threat during earthquakes in mountain areas. In the last few decades, it has become increasingly clear that the first very major rainfall event after […]

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Features from AGU Publications

Research Spotlights

Simplicity May Be the Key to Understanding Soil Moisture

23 May 202523 May 2025
Editors' Highlights

Creep Cavitation May Lead to Earthquake Nucleation

22 May 202521 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
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