Geodynamics

Geosciences Column: An international effort to understand the hazard risk posed by Nepal’s 2015 Gorkha earthquake

Laura Roberts-Artal February 12, 2016

The upper part of the Pokhara Valley and view towards the Annapurna Massif. Debris flows and floods triggered by three major medieval earthquakes delivered the vast, flat-lying and steeply dissected deposits of the Pokhara Formation. The photo was taken by Amelie Stolle. Distributed via NASA Goddard on Flickr.

Nine months ago the ground in Nepal shook, and it shook hard: on April 25th 2015 the M7.8 Gorkha earthquake struck and was followed by some 250 aftershocks, five of which were greater than M 6.0. The devastation left behind in the aftermath of such an event, and how to coordinate disaster-relief efforts in a vast, mountainous region, is difficult to imagine. Yet, this December at the 2015 AGU Fall ...[Read More]

Imaggeo on Mondays: Three coloured pools

Irene Angeluccetti February 8, 2016

Three coloured pools. Credit: Irene Angeluccetti (distributed via imaggeo.egu.eu)

With the Imaggeo Photo Contest opening last week, what better than feature one of the 2015 competition finalists as this week’s Imaggeo on Mondays image. In this post, Irene Angeluccetti, author of the photograph, writes about the threatened ecosystem of Mono Lake. If you’ve been inspired by Irene’s photograph, why not entre the photo contest for your chance to win a free registration to the Gener ...[Read More]

Imaggeo on Mondays: A hidden waterfall

Antonio Girona Garcia January 25, 2016

Sorrosal Waterfall . Credit: Antonio Girona (distributed via imaggeo.egu.eu)

It’s fascinating how a relatively small outcrop, carved out by rivers and ancient ice, can reveal much about the geological history of an area. Today’s Imaggeo on Mondays post is one such example. Antonio Girona, a researcher at the University of Zaragoza, gives us a whirlwind tour of the geological history of the rocks revealed by the Sorrosal Waterfall, in Spain. The visit to the Sorrosal Waterf ...[Read More]

The best of Imaggeo in 2015: in pictures

Laura Roberts-Artal December 28, 2015

Some of the best 2015 images from imaggeo, picked by our Facebook followers.

Last year we prepared a round-up blog post of our favourite Imaggeo pictures, including header images from across our social media channels and Immageo on Mondays blog posts of 2014. This year, we want YOU to pick the best Imaggeo pictures of 2015, so we compiled an album on our Facebook page, which you can still see here, and asked you to cast your votes and pick your top images of 2015. From the ...[Read More]