GD
Geodynamics

volcanoes

Modelling Magma Propagation in Three Dimensions – Or: How I Learnt to Stop Worrying and Love Simplicity

Modelling Magma Propagation in Three Dimensions – Or: How I Learnt to Stop Worrying and Love Simplicity

The crisis unfolding these days in Grindavík, Iceland reminds us of how important it is to forecast volcanic activity. Predicting the outcomes of volcanic unrest, or a magmatic intrusion making its way towards the surface, essentially amounts to three questions. Will there be an eruption? How much time before it starts? Where exactly will the eruption occur? Answering any of these questions is a d ...[Read More]

Exploring Kolumbo: Unveiling the Secrets of a Submarine Volcano

Exploring Kolumbo: Unveiling the Secrets of a Submarine Volcano

Santorini Island without a doubt is one of the top worldwide destinations, taking our breath away with its unparalleled beauty. However, from the geological perspective as well, this mystifying island can reveal hidden secrets of the past and pave the way for our future. In this week’s blog, Associate Professor Paraskevi Nomikou, the 2023 awardee of EGU’s Geoscience Days Grant from the National an ...[Read More]

Unravelling the geological past of the Sierra del Nevado, in South Andes, Argentina

Unravelling the geological past of the Sierra del Nevado, in South Andes, Argentina

Have you ever wondered to learn more about the geological setting of the Nevado volcano in Central-West Argentina? In this week’s blog, we have Georgina Rubiano Lorenzoni, a Ph.D. Geologist student from the Universidad Nacional de La Pampa in Argentina, who will guide us through her thesis aims, which are the identification and investigation of the petrogenesis and geochronology of the mountain ra ...[Read More]

Iron volcanism on metallic asteroids?

Metallic asteroid

This week, Francis Nimmo, professor in the Department of Earth and Planetary Sciences (University of California Santa Cruz), tells us about volcanism on metallic asteroids! Around and after the formation of the solar system (4.5 billion years ago onwards), volcanoes on some of the gigantic bodies of the asteroid belt might have erupted … iron. Explanations. One way in which we can learn abou ...[Read More]