seismology

Imaggeo on Mondays: Sediments make the colour

Eva Eibl July 17, 2017

Sediment makes the colour . Credit: Eva P.S. Eibl (distributed via imaggeo.egu.eu)

Earth is spectacularly beautiful, especially when seen from a bird’s eye view. This image, of a sweeping pattern made by a river in Iceland is testimony to it. The picture shows river Leirá which drains sediment-loaded glacial water from the Myrdalsjökull glacier in Iceland. Myrdalsjökull glacier covers Katla, one of Iceland’s most active and ice-covered volcanoes. A high sediment load (the suspen ...[Read More]

GeoSciences Column: Can seismic signals help understand landslides and rockfalls?

Laura Roberts-Artal June 9, 2017

Landslide Gschliefgraben . Credit: Robert Supper (distributed via imaggeo.egu.eu).

From the top of a small gully in the French Alps, a 472 kg block is launched into the chasm. Every detail of it’s trajectory down the slope is scrutinised by two cameras and a network of seismometers. They zealously record every bounce, scrape and tumble – precious data in the quest to better understand landslides. What makes landslides tick? In 2016, fatalities caused by landslides tipped 2 ...[Read More]

GeoTalk: Beatriz Gaite on why videos are a great tool for communicating your research to a broad audience

Laura Roberts-Artal January 13, 2017

Meet Beatriz, who's short film was voted the winning entry of the 2016 Communicate Your Science Video Competition. Credit: Jordi Cortés.

If you’ve not heard about our Communicate Your Science Video Competition before it gives early career scientists the chance to produce a video up-to-three-minutes long to share their research with the general public. The winning entry receives a free registration to the General Assembly the following year. In this GeoTalk interview, Laura Roberts talks to Beatriz Gaite an early career scientist wh ...[Read More]

Shaking on Christmas Day: what we know about the 7.6 M Chile earthquake

Cindy Mora Stock December 30, 2016

Screenshot from the USGS interactive map for the 7.6 M Quellón earthquake of Christmas Day. The star indicates the earthquake epicenter.

While the majority of us were midway through our Christmas Day celebrations, a powerful 7.6 M earthquake struck off the western coast of the Chile. Natural hazards are not bound by time, location or festivities; an earthquake can happen at any time in any place, regardless of the significance of the day. As a result, in this earthquake prone region, raising awareness of the risk posed by natural h ...[Read More]