Geodynamics

Imaggeo on Mondays: “Vancouver! Vancouver! This is it!”

Laura Roberts-Artal December 12, 2016

Mount St Helen's, Washington, seen from Johnston Ridge.

Mount St Helen's, Washington. Credit: Andy Smedley (distributed via imaggeo.egu.eu)

On May 18th 1980 Mount St Helens (an active stratovolcano of the Cascades located in the North West US), erupted explosively following a magnitude 5.1 earthquake. The quake triggered a devastating landslide which swept away the volcano’s northern flank – in what is the largest debris avalanche recorded on Earth to date. Removal of a section of the edifice depressurised the volcano’s magmatic ...[Read More]

Imaggeo on Mondays: Aoraki & a round-up of the latest New Zealand earthquake news

Laura Roberts-Artal November 14, 2016

Alpenglow on Aoraki . Credit: Katrina Sauer (distributed via imaggeo.egu.eu)

On Sunday the 13th November, New Zealand’s South Island was struck by a powerful 7.8 M earthquake. Initial analysis by the United States Geological Survey (USGS) indicates that the source of the tremor was faulting on or near the boundary between the Pacific and Australia plates. A tsunami alert (no longer active) was triggered following the earthquake, with risk of tsunami waves along coastal are ...[Read More]

GeoTalk: Peter Lippert, understanding continental tectonics through palaeomagnetic studies

Laura Roberts-Artal November 11, 2016

Peter logging field measurements in the Raft River Range of NE Utah and S. Idaho. Photo Credit: Emily Kleber

Geotalk is a regular feature highlighting early career researchers and their work. In this interview we speak to Peter Lippert, a palaeomagnetist at the University of Utah, and winner of the 2016 EMRP Outstanding Young Scientist Award. He was granted the award for his contributions to insights into palaeoceanography and continental tectonics through palaeomagnetic studies. Crucially, his work usin ...[Read More]

Imaggeo on Mondays: Gole dell‘ Alcantara

Laura Roberts-Artal November 7, 2016

Find a new way . Credit: Wolfgang Fraedrich (distributed via imaggeo.egu.eu)

On account of Mount Etna (Europe’s largest volcano), the island of Sicily is peppered with geological wonders. Starting with the summit craters of the volcano itself, right through to over 200 caves formed within lava tubes, the island is packed with volcanic sights.Chief among them is Gole dell ‘Alcantara, a system of gorges formed 8,000 years ago in the course of the river Alcantara ...[Read More]