Geodynamics

Imaggeo on Mondays: an impressive testimony to the collision between Africa and Europe

Angelika Jung-Hüttl July 18, 2016

Dent de Morcles, The Waadtland Alps, Switzerland . Credit: Bernhard Edmaier (distributed via imaggeo.egu.eu)

The huge fold in the flank of the 2969 m high Dent de Morcles (in Waadtland Alps, Switzerland) is an impressive testimony to the collision between Africa and Europe (which began some 65 million years ago). The layers, originally deposited on the sea floor in a horizontal position, were compressed and shifted. The darker parts developed during the Tertiary period (66 million years ago). They are yo ...[Read More]

Imaggeo on Mondays: The glacial landscape of Yosemite

Laura Roberts-Artal July 11, 2016

Yosemite National Park, in California, is renowned for its beautiful and striking landscapes. So much so, this is the second time it has feature on the blog this summer. While our last post on the park focused on the ancient volcanic history of its landscape, in this post we fast forward to the Plesitocene (some 110,000 to 12,000 years ago) to discover more about how glaciers shaped Yosemite’s lan ...[Read More]

Imaggeo on Mondays: A sunrise over Kelimutu’s three-colour lakes

Laura Roberts-Artal June 20, 2016

A Kelimutu sunrise . Credit: Danielle Su (distributed via imaggeo.egu.eu)

Volcanoes are undeniably home to some of the most beautiful landscapes on Earth. It doesn’t take much imagination to picture slopes of exceedingly fertile mineral rich soils, covered in lush vegetation; high peaks punching through cloud cover offering stunning vistas and bubbling pools of geothermally warmed waters were one can soak ones worries away. What about strikingly coloured crater lakes? Y ...[Read More]

Imaggeo on Mondays: Moving images – Photo Contest 2016

Laura Roberts-Artal May 23, 2016

Since 2010, the European Geosciences Union (EGU) has been holding an annual photo competition and exhibit in association with its General Assembly and with Imaggeo – the EGU’s open access image repository. In addition to the still photographs, imaggeo also accepts moving images – short videos – which are also a part of the annual photo contest. However, 20 or more images have to be submitted ...[Read More]