Lava from the East Rift Zone entering the sea near Kalapana (Hawaii Big Island). Image by Martin Mergili, distributed by EGU under a Creative Commons License. The image shows a flow of basaltic lava out of a lava tunnel into the sea. The location of the scene is the shoreline of Hawaii Big Island near the village of Kalapana. Flow direction of the lava is from the bottom to the top of the image, v ...[Read More]
EGU Autumn 2011 Elections
Members of the European Geosciences Union should have a received an email inviting them to vote for the next EGU President and General Secretary. There are three candidates for President: Günter Blöschl Denis-Didier Rousseau Hans Thybo There is one candidate for General Secretary Mioara Mandea Voting is open now, until 1 December 2011. Each email contains a unique, one time only voting token. All ...[Read More]
Geosciences Column: Iceland spar, or how Vikings used sunstones to navigate
Nowadays, we can rely on GPS receivers or magnetic compasses to tell us how to reach our destination. Some 1000 years ago, Vikings had none of these advanced navigation tools. Yet, they successfully sailed from Scandinavia to America in near-polar regions where it can be hard to use the Sun and the stars as a compass. Clouds or fog and the long twilights characteristic of polar summers complicate ...[Read More]
Imaggeo on Mondays: Stretching to the Light
Stretching to the Lights, Bryce Canyon, Utah, USA. Image by Valeria Volpe, distributed by EGU under a Creative Commons License. Imaggeo is the online open access geosciences image repository of the European Geosciences Union. Every geoscientist who is an amateur photographer (but also other people) can submit their images to this repository. Being open access, it can be used by scientists for thei ...[Read More]