18 May 1971. This date may not mean anything to you at the moment, but it represents a very special day for the evolution of Mount Etna, leaving a deep mark in the recent eruptive activity of the volcano. Exactly 50 years ago, Mount Etna saw the birth of what, only a short time later, was to become the most active crater of the last decades: “The South-East Crater”, the fourth child of ...[Read More]
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Geodynamics
Whole solid-Earth numerical simulation: Towards an understanding of mantle-core interactive dynamics
Due to huge difference between the time scale of the mantle convection and the outer core convection, they are modelled separately. In this week’s News and Views, Masaki Yoshida from the Volcanoes and Earth’s Interior Research Center, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Japan, put forward the recent development on the modeling of the whole solid-Earth. The E ...[Read More]
Hydrological Sciences
Post #vEGU21 hydrological reflections
#vEGU21 is over and it was an intense two-week period for many of us. Whether you occasionally zapped in or kept your whole last week free to join online, you certainly have heard a lot about it. Here I have collected a few reflections from the events related to the hydrological sciences division. The conference first week The first week presented several Union-wide debates and sessions. We learne ...[Read More]
Stratigraphy, Sedimentology and Palaeontology
Belemnites in Mythology: From Thunderstorms to Fertility Symbols.
Belemnites are a group of now extinct marine coleoids cephalopods that lived during the Mesozoic (240 Mya – 65 Mya). Unlike modern squids, belemnites had a hard internal skeleon made of calcium carbonate called a rostrum. Like many fossil groups, belemnites have been associated with numerous myths and legends in folklore. Belemnites take their name from the Greek word belemnon meaning dart or jave ...[Read More]
Natural Hazards
Diagnosing drought in northeast Brazil
Worldwide, drought has put lives and livelihoods under serious threat. People are increasingly suffering from drought, but we often also aggravate drought ourselves. Fortunately, solutions to drought problems are mainly in our own hands as well. Drought is not just a water problem. It is a societal problem. Droughts: a local problem with global relevance In recent years, droughts seem to be ...[Read More]
Geodynamics
The short story of my PhD
PhD students’ struggles are alike; each succeed in their own way[1] It was a Friday morning, and nearly 3 years had passed since I arrived at Sydney. This meant, I only had one month left to submit my thesis! No sooner had I entered my office than a feeling of anxiety had found me. I had no time to dig deep into my own thoughts to discover what was happening, although it was obvious. Instead, I re ...[Read More]
GeoLog
Artist in Residence – Plastic problems, hurdles, and nurdles
Microplastics are a big topic these days, so I take a look at some vital research… Plastic problems, hurdles, and nurdles A happy, healthy body has veins and arteries free from clogs and constrictions caused by build-up of lipid junk. This includes our external, shared body, a body on which we all rely, the landscape we live in. The veins and arteries of our landscape are rivers, clogged wit ...[Read More]
GeoLog
vEGU21: the EGU Game Jam – winners!!
This year as part of EGU’s 4th annual Games Day we ran two Geoscience Game Jams. A game jam is a challenge to games developers to create games for a specific theme and in limited time. They are becoming increasingly popular and many foster extremely active communities of shared knowledge. We really hope to grow and expand these game jams and create those connections between geoscientists and games ...[Read More]
GeoLog
Artist in Residence – Kaleidoscopic ice
This one was a challenge to write, and a challenge to get my head around, but I was challenged to write it, so challenge accepted and challenge fulfilled! Kaleidoscope of ice Frozen water, mineral ice, a simple structure, orientation concise. A fabric is woven from many crystals intertwined, axes interlocked. C-axes, crystalline kaleidoscopes of greys, blues and whites, reflecting, refracting and ...[Read More]
Geodynamics
The Sassy Scientist – A Digital Didgeridoo: Part 2
After a year of being glued to screens, Matej can sadly only keep up with one tab at a time and asks with intense FOMO: What have I missed from vEGU 2021? Dear Matej, Oh, dear! This week has been truly intense, and I do not blame your Internet bandwidth for not keeping up with all the parallel discussions and science from vEGU. In fact, it turns out that on Monday the conference platform was taken ...[Read More]