EGU Blogs

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GD
Geodynamics

What’s blobbing inside the Earth? – insights from numerical modelling

What’s blobbing inside the Earth? – insights from numerical modelling

Seismic waves tell us that something unusual is happening in the lowermost few hundred kilometers of Earth’s mantle. Beneath Africa and the Pacific lie two enormous thermochemical structures known as Large Low-Shear-Velocity Provinces (LLSVPs). These “large blobs” are slower to transmit shear waves, but beyond that, their physical nature remains one of the biggest open questions …[Read More]

ST
Solar-Terrestrial Sciences

On the correlation and interactions of space weather with biological indicators

On the correlation and interactions of space weather with biological indicators

1. Introduction Space weather is significantly affected by geomagnetic disturbances (GMDs) that occur during or after intense solar events such as coronal mass ejections (CMEs), which expel substantial amounts of electromagnetic particles into interplanetary space. Most of these particles collide with the magnetosphere (the outermost region of the atmosphere) where the solar wind (continuous flow …[Read More]

CR
Cryospheric Sciences

IGS: A Home for the Global Cryosphere

IGS: A Home for the Global Cryosphere

Like many glaciologists (in the broad sense – as in, cryospheric researchers, not just those who study glaciers!), my professional “home” has been the International Glaciological Society (IGS) ever since grad school; My first conference was an IGS branch meeting, I found my postdoc by networking at an IGS symposium, I have published work in …[Read More]

GeoLog

GeoRoundup: the highlights of EGU Journals published during February!

GeoRoundup: the highlights of EGU Journals published during February!

Each month we feature specific Divisions of EGU and during the monthly GeoRoundup we put the journals that publish science from those Divisions at the top of the Highlights section. During this month, we are featuring The Cryosphere (CR) and Solar-Terrestrial Sciences (ST). They are represented by the journals Geoscientific Model Development (GMD), Annales Geophysicae (ANGEO), …[Read More]

GD
Geodynamics

FrenSZ workshop: a French interdisciplinary initiative around subduction zones.

FrenSZ workshop: a French interdisciplinary initiative around subduction zones.

Since 2022, the annual FrenSZ workshop has been bringing together a vibrant and interdisciplinary community around subduction zones in France. In this week’s blog post, we dive into how FrenSZ is organized, highlight its scientific outcomes and how it is opening new connections on the international stage. A large French community. In France, a fairly …[Read More]

SSP
Stratigraphy, Sedimentology and Palaeontology

Mass Transport Deposits – The smoking gun of submarine landslides

Mass Transport Deposits – The smoking gun of submarine landslides

When we think about landslides, we usually picture mountain slopes collapsing after heavy rain or earthquakes. Similar phenomena, often much larger, also occur beneath the sea along continental margins and across the deep ocean floor. Geologists refer to the deposits left behind by these collapses as Mass Transport Deposits, commonly abbreviated as MTDs. When several …[Read More]

CL
Climate: Past, Present & Future

Studying societal climate impacts: why is it hard and what can we do about it

Studying societal climate impacts: why is it hard and what can we do about it

Due to the rapid rise in temperatures, it started raining on the snow and ice-covered roads, prompting the regional public transport operator to suspend all bus services. The rain also resulted in icing on the overhead lines of the main railway line coming into town. Rail traffic was also temporarily suspended. Before the adjacent highway …[Read More]