GeoLog

Natural Hazards

Imaggeo on Mondays: Fire Watch Constellation

February 29, 2016
Imaggeo on Mondays: Fire Watch Constellation
Fire Watch Constellation. Credit: Egle Rackauskaite (distributed via imaggeo.egu.eu)

Wild fires: raging walls of flames, capable of burning down swathes of pristine, sometimes protected and ancient, landscapes have been causing havoc around the globe. Managing and controlling them is no easy task; they can unexpectedly change their course with the wind and jump across rivers, roads and man-made fire breaks. The significant threat they pose, and damage they can cause, to valuable e ...[Read More]

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

February 12, 2016
Geosciences Column: An international effort to understand the hazard risk posed by Nepal’s 2015 Gorkha earthquake
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: The retreating glaciers of the Svaneti Range, Georgia

January 18, 2016
Imaggeo on Mondays: The retreating glaciers of the Svaneti Range, Georgia
Glaciers of Svanetu Range . Credit: Levan Tielidze (distributed via imaggeo.egu.eu)

Today’s Imaggeo on Mondays picture shows the central section of the Svaneti Range, located in the Svaneti Region – a historic province of northwestern Georgia. The range is the second biggest range formed by the modern glaciation on the southern slopes of the Georgian Caucasus Mountains. In today’s post, Levan Tielidze, a researcher at Ivane Javakhishvili Tbilisi State University, writes about the ...[Read More]