[Geodynamics] EGU 2026: Invitation to submit an abstract for Session GMPV7.2 'Fluctuations of magmatic activity in hotspots and large igneous provinces, origins, temporality, and consequences on biogeography'

ARNOULD MAELIS maelis.arnould at univ-lyon1.fr
Mon Jan 5 18:19:13 AEDT 2026


Dear all,

We are pleased to invite you to submit an abstract to our session GMPV7.2 (co-roganized by GD2) at the EGU General Assembly 2026, entitled 'Fluctuations of magmatic activity in hotspots and large igneous provinces, origins, temporality, and consequences on biogeography':

The aim of this interdisciplinary session is to explore how mantle dynamics (e.g., plume pulsations, hotspots, plume–ridge interaction, and lithospheric architecture) drive temporal patterns in magmatism, and how these patterns translate into changes at Earth’s surface, climate, and biota.

We welcome contributions that:

  *   integrate numerical modeling of mantle dynamics and melt transport,

  *   present case studies of hotspot tracks, continental and oceanic LIPs, and rifted margins,

  *   provide new geochronological, stratigraphic, petrological, geochemical, or isotopic insights on mantle processes, and/or

  *   link magmatic pulsations to environmental and biogeographic change, including climatic perturbations, nutrient fluxes, habitat creation and fragmentation, island and seamount corridor dynamics, and macroevolutionary turnovers.

We hope you will join us for a stimulating session that bridges the solid Earth and life sciences to explore the tempo of deep Earth processes and their influence on our planet’s surface systems.

EGU will be held in Vienna, 3-8 May 2026, and the abstract deadline is January 15th (13:00 CET).

Vincent Famin (University of La Réunion and IPGP)

Maëlis Arnould (Lyon I University).

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