GeoLog

Geomorphology

Imaggeo On Monday: Ninepin Group: the spectacular hexagonal columns

Imaggeo On Monday: Ninepin Group: the spectacular hexagonal columns

The picture shows the world’s rarest hexagonal rhyolitic volcanic rock columns on the northern island of the Ninepin Group in the easternmost waters of Hong Kong. These rocks columns are believed to form about 140 million years ago after a major volcanic eruption near Sai Kung. When the volcanic ash and lava slowly cooled down, joints and cracks started to develop on the surface and then extended ...[Read More]

Imaggeo On Monday: Glimpse of the Ranns of Kachchh, India

Imaggeo On Monday: Glimpse of the Ranns of Kachchh, India

The Rann of Kachchh is a saline marshland located in the western part of India. This climatically arid, salt-covered mudflat was once home to one of the largest settlements of the Indus Valley Civilization in India. The UNESCO world heritage archaeological site of Dholavira is now located in the heart of the salt desert. Photo by Fulmati Ram, as described on imaggeo.egu.eu.   Imaggeo is the E ...[Read More]

Imaggeo On Monday: The desert of the cauliflowers

Imaggeo On Monday: The desert of the cauliflowers

Bouâmama Cauliflowers (Fredolia aretioides) in the stony plateaus of the Eastern High Atlas near Ayt Wazag (Morocco). The compact, cushion-like habit, the tiny coriaceous leaves and the deep-reaching roots of this shrub allow it to thrive under arid climatic conditions. Photo by Luca Barale, as described on imaggeo.egu.eu.   Imaggeo is the EGU’s online open access geosciences image repository ...[Read More]

Congratulations to the winners of the EGU Best Blog Posts of 2021

Congratulations to the winners of the EGU Best Blog Posts of 2021

At EGU, we like to believe that a new year is more meaningful when we pause to look back at the year gone by – just a brief glimpse to appreciate all our good work and progress! 2021 was certainly an excellent year for our blogging network at EGU. Across the EGU’s official blog, GeoLog and division blogs we had so many inspiring, thought-provoking and even entertaining posts this year. Thank you t ...[Read More]