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GeoLog

Imaggeo On Monday: A drift of sea-snail shells

Imaggeo On Monday: A drift of sea-snail shells

A collection of washed-up shells on a beach on the south island of New Zealand. Shore transport processes have produced a well-sorted drift of similarly sized (approx. 1-2 cm) shells and shell fragments. The main species represented are the common turret shell (Maoricolpus roseus) and wheel shell (Zethalia zelandica), both sea snails endemic to New …[Read More]

GD
Geodynamics

The Sassy Scientist – Printing: Pre- or Post-?

The Sassy Scientist – Printing: Pre- or Post-?

Giusy is throwing some deep dives into the trenches of scientific literature. Deep they are indeed. Almost running out of oxygen whilst frantically flapping through the murky waters near the surface, she comes across a not-yet-published paper (or better: a non-peer-reviewed paper) that’s floating around the internet. Apparently well-written and soundly researched, she goes looking …[Read More]

TS
Tectonics and Structural Geology

TS Must-read – Dewey (1988) Extensional collapse of orogens

TS Must-read – Dewey (1988) Extensional collapse of orogens

After building orogens with Dewey and Bird (1970) and extending them during building with Platt (1986), Dewey (1988) explores the lifetime of orogens in their last breath: their extensional collapse. Simple considerations on how to form a normally-thick continental crust (30-40 km) from a thickened continental domain (50-60 km) indicate that erosion of the topography …[Read More]

CL
Climate: Past, Present & Future

Presenting the EGU Climate Division Team 2021

Presenting the EGU Climate Division Team 2021

Every year at the General Assembly all EGU members have a chance to vote for their representatives during the different division meetings. In the Climate Division, we have a team of President and Deputy President, a Programme Group Chair, Science Officers, as well as Representatives for the Early Career Scientists and an Outreach Team. There …[Read More]