GeoLog

Atmospheric Sciences

Imaggeo on Mondays: The Tempest

Imaggeo on Mondays: The Tempest

Measuring the aurora. This picture was taken while doing an optical/radar coordinated campaign in Svalbard, Norway, near the settlement of Longyearbyen. In this campaign, we were measuring for the first time the polarisation of the auroral ‘red line’ of atomic oxygen with a photopolarimeter and were running the radars in order to have a better understanding of the state of the ionosphe ...[Read More]

Winners of the EGU Best Blog Posts of 2019 Competition

Winners of the EGU Best Blog Posts of 2019 Competition

2019 was a brilliant year for our blogging network here at EGU. Across the EGU’s official blog, GeoLog, as well as the network and division blogs there were so many interesting, educational and just downright entertaining posts this year it was hard to get the blog editors to choose their favourites! Nevertheless in December, to celebrate the excellent display of science writing across the network ...[Read More]

Imaggeo on Mondays: Rain on the Namib Desert

Imaggeo on Mondays: Rain on the Namib Desert

Pictured here is the arid Namib Desert on a not-so-arid day. The desert is known for its extremely dry conditions and abundance of sunshine, but this photo, taken by Christoph Schmidt, chair of geomorphology at the University of Bayreuth in Germany, gives us a rare glimpse of a rainy day. The Namib Desert spans about 81,000 square kilometres in southwest Africa, stretching throughout the entire co ...[Read More]

Imaggeo on Mondays: Subsurface meteorolgy in Iceland

Imaggeo on Mondays: Subsurface meteorolgy in Iceland

With a total length of about 2 km, the Surdsellir lava cave is part of the Hallmundarhraun lava field in western Iceland. The caves ceiling is partly broken in, forming entrances and windows towards the earths surface. On this day of typically Icelandic weather, meteorological conditions changed quickly between sun, clouds, rain and wind. While walking through the cave during a rain shower, the su ...[Read More]