Volcanic Systems Team News

20 April 2026

Research

Laëtitia Pantobe has been awarded the 2026 Thesis Prize by the French National Committee for Geodesy and Geophysics (CNFGG).

Laëtitia Pantobe, a PhD student in the Volcanic Systems team, successfully defended her thesis, "Identification and modelling of the physical processe...

19 December 2025

Research

“Jerk”, a promising new method for early warning of volcanic eruptions

Forecasting volcanic eruptions in time to alert authorities and populations remains a major global challenge. In a study published in Nature Communica...

25 September 2025

Research

Fidel Costa receives the Norman L. Bowen Award & Lecture from the AGU

On September 24, 2025, Fidel Costa was made laureate of the prestigious Norman L. Bowen Award & Lecture by the American Geophysical Union. This aw...

20 September 2024

Observatories, Press, Research

A breathtaking view on the bowels of a volcano

Scientists from the Institut Langevin and the IPGP have developed a highly innovative imaging method capable of probing the bowels of a volcano at unp...

14 June 2023

Press, Research

Risk science in the age of climate change

Extreme weather events, rising sea levels, avalanches - these are just some of the hazards that place the question of risk at the heart of the debate ...

27 March 2023

Press, Research

The eruptive activity of Tungurahua volcano is regulated by the fine chemical structure of its magma source

Arc volcanism is a consequence of the fertilization of the mantle wedge by subduction fluids (metasomatism). This phenomenon governs magmatic producti...

06 February 2023

Press, Research

New insights into the pre-eruptive dynamics of magma reservoirs

Seismic monitoring of a volcano is currently the most common method of detecting and tracking its eruptive crises, based on the increasing number and ...

07 November 2022

General public, Observatories, Press, Research

Study underwater lava flows by combining bathymetry and hydro-acoustic signals

On the ocean floor, the meeting of lava and water during volcanic eruptions generates acoustic signals that propagate into the ocean. Lava flows are a...

27 January 2022

Press, Research

Volcano Hunga Tonga, an unusual eruption

On January 15th, 2022, the eruption of the Hunga Tonga volcano in the Tonga archipelago in the Pacific Ocean created a volcanic plume several tens of ...

03 July 2020

Press, Research

Paroxysmal volcanic eruptions predicted by temporal variations in helium isotopes

Primordial helium-3 (3He) enrichment is regularly detected in volcanic fluids, but its temporal variability and link with volcanic activity are still ...

07 June 2019

Observatories, Press, Research

Very long-period and ultra-long-period seismic signals detected before and during the formation of the Dolomieu caldera on Reunion Island in 2007

Caldera collapses (giant circular or elliptical volcanic craters formed by the emptying of the magma chamber) are rare phenomena. Only seven have occu...

17 May 2019

Awards and Distinctions, Institute Life, Press, Research

Patrick Allard elected President of IAVCEI

Patrick Allard, emeritus CNRS research director in the Volcanic Systems team at the IPGP, has been elected president of the IAVCEI(I...