Fresh from leading a team of UK geophysicists on a two-week campaign of seismic investigations in northern Sweden, Dr Adam Booth of Swansea University reports to us from the halls of the 2012 General Assembly in Vienna. Hi, from a very sunny Vienna! It’s my first day at the EGU General Assembly, and the whole city is under bright sunshine and blue skies. Over the next few days, I’ll be blogging ...[Read More]
Imaggeo on Mondays: A rock and a hard place
Rocks within the Earth are constantly being subjected to forces that bend, twist, and fracture them, causing them to change shape and size. This process is known as deformation. Polyphase deformation occurs over time when rocks are affected, or stressed, by more than one phase of deformation. Geomorphologist Amirhossein Mojtahedzadeh captured this stunning scene whilst on field work. “This p ...[Read More]
Imaggeo on Mondays: On the edge of an ice crevasse
Glaciers are persistent bodies of ice at least 100,000 square metres in area and 50 metres thick. They are mostly found in the polar regions but also in mountain ranges, and represent the largest reservoir of freshwater on Earth. This photo was taken by Zervas Efthimios in August 2009, on the climb towards Lenin Peak in the Pamir mountains, Central Asia. “This crevasse appeared just before ...[Read More]
Following today’s earthquake in Sumatra online
This blogpost is a round-up of potentially useful weblinks to information about the earthquake off the west coast of northern Sumatra of 11 April 2012. The links provided here are external and do not reflect the opinions of the European Geosciences Union. Regarding the earthquake, the US Geological Survey’s (USGS) Earthquake Harzard Program homepage features seismic activity maps and a summ ...[Read More]