Regular Features

Imaggeo on Mondays: The surprising beauty of the Arctic tundra

Alexandra Loginova July 15, 2019

Siberian Arctic: “On the top of sopka”. Credit: Alexandra Loginova (distributed via imaggeo.egu.eu)

Close your eyes and try to imagine first thing which comes to your mind, when somebody says “Tundra”. What would you imagine? Being a master student, I imagined cold, flat and a dead field. In fact, Tundra turn out to be completely different, at least in September 2010, when I and my colleagues were lucky to visit it. As it is well known from textbooks no big trees grows in Tundra, how ...[Read More]

Geosciences Column: How erupting African volcanoes impact the Amazon’s atmosphere

Olivia Trani July 12, 2019

An aerial view of the towering volcanic peak of Mt. Nyiragongo. Research suggests that its emissions can reach as far as South America, impacting the atmosphere of the Amazon Basin. (Credit: MONUSCO/Neil Wetmore via Wikimedia Commons)

When volcanoes erupt, they can release into the atmosphere a number of different gases initially stored in their magma, such as carbon dioxide, hydrogen sulfide, and sulfur dioxide. These kinds of gases can have a big influence on Earth’s atmosphere, even at distances hundreds to thousands of kilometres away. A team of researchers have found evidence that sulfur emissions from volcanic eruptions i ...[Read More]

Imaggeo on Mondays: Recreating monster waves in art and science

Olivia Trani July 8, 2019

Recreating a monster wave. Credit: Mark McAllister (distributed via imaggeo.egu.eu)

Featured in this blog post is a collection of images that gives a picture-perfect example of life imitating art. The photos in the left column are three consecutive still frames of a breaking wave that scientists generated in a lab environment at the University of Edinburgh in the UK. The pictures in the centre and right columns show the same wave images, but now superimposed with the famous 19th ...[Read More]

GeoPolicy: Preventing mercury leakage from a WWII submarine

Chloe Hill July 5, 2019

U-864 Submarine Wreckage. Credit: NGI - Norges Geotekniske Institutt (distributed via Youtube).

I recently had the opportunity to interview Matthias Kaiser, a professor at Bergen University and, at the time of the interview, Director of the Centre for the Study of the Sciences and the Humanities. He is part of an expert team that has given scientific advice to Norwegian policymakers, highlighting the issues that should be considered when dealing with the U-864 submarine wreckage and its carg ...[Read More]