Hello you, and happy International Day of Women and Girls in Science! My name is Simona Gabrielli, and I am a researcher at the INGV (Istituto Nazionale di Geofisica e Vulcanologia, Italy), where I study seismic attenuation (in other words: how earthquakes lose energy while passing through rocks), to understand the presence of fractures and fluids. My specialization in recent years has been in tec ...[Read More]
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Geodynamics
Fault characteristics, how close is close enough?
Have you ever wondered what common thing connects fault surfaces and their characteristics with your… squeezy sneakers on a wet surface or the required frequent change of your car tyres? Well, the answer is simple. The fundamental principles of stress and friction can significantly cause this behaviour in our everyday lives. However, these two factors can also be responsible for the slip behaviour ...[Read More]
GeoLog
“Should I just jump in the lake in my lab coat?” EGU’s Teacher-Scientist Pairing Scheme
This was the moment when our video duet lesson really started to take shape. Yes, we’d already sketched the idea for a lake stratification lesson months earlier when we applied for EGU’s Teacher–Scientist Pairing Scheme, supported by the Education and Outreach committees, but we wanted an opening that would stop students in their tracks. Nothing like a cold plunge to get everyone’s attention! We b ...[Read More]
Tectonics and Structural Geology
Our epic battle with ever-changing weather forecasts while deploying ocean bottom instruments
The question what drives tectonic plates has been around since plate tectonics was first developed. In principle, the fluid dynamics is well-known but what is not well known are the material properties, especially mantle viscosity structure which determines how much force is needed to pull a plate with a certain speed, but also how fast mantle convection, which may act as a driving force can occur ...[Read More]
Atmospheric Sciences
Building a library of observed air mass trajectories to study aerosol-cloud interactions
Marine low clouds, such as stratocumulus, play a central role in regulating Earth’s climate by reflecting incoming sunlight back to space. Yet these clouds are notoriously difficult to simulate and predict. One reason is that their evolution depends strongly on the surrounding atmosphere: temperature structure, moisture, winds, and aerosols all interact in complex ways. As a result, cloud response ...[Read More]
Climate: Past, Present & Future
CYCLIM: cycle counting a faster way
As we try to predict what will happen under increasing anthropogenic climate change, climate models can only get us so far. Another key is understanding past changes in the Earth’s climate. To do this, palaeoclimatologists turn to natural archives (e.g., sediment cores and speleothems) and extract records of past variability using their properties, such as chemical or physical composition. H ...[Read More]
GeoLog
GeoTalk: Meet Soil Microbiologist and Early Career Scientist Biogeosceinces Representative, Elsa Abs!
Hello Elsa & welcome to GeoTalk! Before we dig deeper, could you introduce yourself to our readers? Hi! I’m Elsa (they/them). I’m a microbiologist/biogeochemist, and I just started a permanent position at the French National Centre for Scientific Research (CNRS) one month ago. I work with one PhD student, Elisa Richard, and two postdocs, Mathilde Bourreau and Thomas Cortier, on my ERC Starting ...[Read More]
Ocean Sciences
A Record-Breaking Indian Ocean Dipole: What Happened in 2021–2022?
The Indian Ocean Dipole (IOD) is generally considered a seasonal mode of variability, developing and decaying within a single year. During 2021–2022, however, negative IOD conditions persisted for approximately 19 months (Figure 1, top left), making this event the longest—and among the strongest—observed since reliable records began. This unusual persistence highlights important aspects of ocean–a ...[Read More]
Geodynamics
The courage to be disliked: reflections on peer-review processes
Although often daunting and discouraging, every academic must navigate the inevitable process of peer review. In this week’s post, Jean-Baptiste Koehl, postdoctoral researcher at the University of Oslo (Norway), reflects on what the future of peer review might be. Author disclaimer: The reflections presented here reflect my perspective grounded in my own experience. While peer review is a key mech ...[Read More]
Geomorphology
Highlighting: Fluvial Biogeomorphology! (Interview with Florian Betz)
This blog post is part of our series: “Highlights” for which we’re accepting contributions! Please contact Emma Lodes (GM blog editor, elodes@asu.edu), if you’d like to contribute on this topic or others. by Florian Betz, Principal Investigator at the Earth Observation Research Cluster at University of Würzburg. Email: florian.betz@uni-wuerzburg.de What is biogeomorphology and why is it important ...[Read More]