Research news - Department of Geosciences

Professors Helge Hellevang (from left), Per Aagaard and Jens Jahren, all from Dept of Geosciences, University of Oslo, co-ordinated this year's Tømte Symposium. The symposium was dedicated to Ivan Th. Rosenqvist, a pioneer in understanding the problem of quick clay. Photo: GK Tjoflot

With quick clay on the agenda – The Tømte Symposium 2022

Published Nov. 17, 2022 2:03 PM

The Tømte Symposium had an important topic on the agenda this year; quick clay.

ESA has chosen the Harmony satellite concept for its tenth Earth Explorer mission. Illustration: ESA

UiO professor central to the development of ESA's new satellite concept

Published Oct. 20, 2022 4:26 PM

ESA has selected the satellite concept they will use in their new Earth observation mission. Professor of Geomatics Andreas Kääb is in the scientific team engaged on this prestigious task for ESA's tenth Earth Explorer mission.

The volcanic eruption on La Palma probably surprised most people, but these islands are well known to us geoscientists as active volcanoes, writes Olivier Galland, researcher at the Department of Geosciences, UiO. Here, the volcanic eruption was photographed on 29 September. Foto: vinx76/flickr/CC BY-NC 2.0

The volcano eruption on La Palma

Published Oct. 8, 2021 1:14 PM

How dangerous is it, how long will it last, and what happens if you go near liquid lava? Here, UiO researcher and volcano expert Olivier Galland writes about everything you need to know about the volcanic eruption on La Palma on the Spanish Canary Islands.

The Siberian Traps are the result of great volcanic activity where for 252 million years ago. The lava flows of flood basalt created a stair-like structure in the landscape seen today as sequences or layers. Here at Norilsk.

New piece of the puzzle added for "the Great Dying"

Published Feb. 28, 2020 11:42 AM

It's not about the Black Death or the dinosaurs dying out. "The Great Dying" is an event in the geological perspective. The largest of all mass extinctions on Earth. We are at the end of the Permian Period, 252 million years ago.

Even if we change our emissions now, we are committed to a lot of ice melt, says Prof. Kääb. Photo: Sharada Prasad CS (CC BY 2.0)

'Most ice on Earth is very close to melting conditions'

Published Jan. 7, 2020 10:48 AM

– We need to understand how glaciers are shrinking in order to better adapt to climate change impacts such as changes to water supply, landslides and avalanches, says Prof. Andreas Kääb, a glacier expert from the University of Oslo in Norway.