Étretat is a coastal region in northern France, well known for its stunning geological landscape. Particularly the headland you see here. Headland erosion is perhaps one of the best known processes in coastal erosion, where a crack in the headland is opened and enlarged by hydraulic abrasion. Continued wave action causes the widened crack or cave to break through the headland and form an arch. As ...[Read More]
Imaggeo on Mondays: Explosions in the Sky
Suwanosejima, which lies within the Ryukyu Islands, is one of Japan’s most active volcanoes, erupting almost continuously between the 1950s and mid 1990s. It has two active craters, the central Otake crater and the Bunka crater, to the southwest. While the frequency of these eruptions has declined, the volcano remains active, with strombolian and vulcanian type eruptions occurring every 2 to 4 wee ...[Read More]
Imaggeo on Mondays: cutting through a slice of geological cake
Nothing captures beauty of Arizona’s landscape better than the Grand Canyon and its steeply-sided cliffs that have been carved by the Colorado River. This photo by Lukas Hoertnagl shows this stunning landscape as seen from Lipan Point in the Grand Canyon National Park. The early geological history of America is preserved in the strata that make up the Grand Canyon’s famed banded landscape, which i ...[Read More]
Winners of the Imaggeo Photo Competition Announced!
Congratulations to Philipp Stadler, Yiming Wang and Eva van Gorsel, winners of this year’s Imaggeo photo competition! Imageo photos are distributed by EGU under a Creative Commons licence and are available in Imaggeo, the EGU’s online open access geosciences image repository. All geoscientists (and others) can submit their images to this repository and since it is open access, these ph ...[Read More]