The EGU wishes all our readers happy holidays and very warm wishes for the new year. And for a chance to be featured on GeoLog throughout the new year, don’t forget to submit your field and lab based photographs and other visuals to Imaggeo: our open access image repository. All geoscientists (and others) can submit their photos …[Read More]
imaggeo on mondays
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 …[Read More]
Imaggeo on Mondays: Mount Bromo – volcanic deity
Featured in this photo, rising out from a sea of violet fog at dawn, is one of Indonesia’s most iconic volcanoes, Mount Bromo. The mountain is a large volcanic crater, also known as a caldera, which formed when an ancient cone volcano collapsed in the late Pleistocene and early Holocene epochs, between 126,000 and 8,300 …[Read More]
Imaggeo on Mondays: Great sand dunes and beyond
Driving eastwards through the San Luis Valley in south central Colorado, United States, the Great Sand Dunes emerge at the foot of the Sangre de Cristo Range in the northeast of the region’s upland plain. The origin story of these great dunes begins during a time of glacial melt, five to three million years ago, …[Read More]
Imaggeo on Mondays: Civita di Bagnoregio – the dying town
On top of a steep cliff standing out from the surrounding countryside, lies the small town of Civita di Bagnoregio, one of the most famous villages of Italy. It is often called the dying town, although more recently people have started to refer to it as fighting to live. What this little town is fighting …[Read More]
Imaggeo on Mondays: Rocks weather, soil takes form
This image depicts the soil formation, that is weathering of rock. Soil is actually formed by weathering of rock by physical, chemical and biological methods. This image depicts physical and biological weathering. Physical weathering by the action of temperature and biological weathering by the growth of some species of grass through the cracks. Image clicked …[Read More]
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 …[Read More]
Imaggeo on Mondays: A walk at the glacier
In 2012 I had the opportunity to help lead a teaching excursion to the Norwegian archipelago Svalbard. On this trip, geography students from the Ruhr-University of Bochum in Germany had the chance to learn more about the nature of this fascinating island. In addition to Svalbard’s climatology and the wildlife, the region’s glaciology and geomorphology …[Read More]
Imaggeo on Mondays: An expedition to better understand Antarctic soils
A dramatic evening sky puts the frame to a photo taken during the Brazilian Antarctic expedition to James Ross Island in 2016. Brazilian palaeontologists and soil scientists together with German soil scientists spent over 40 days on the island to search for fossils and sample soils at various locations of the northern part of the …[Read More]
Imaggeo on Mondays: how short-term storms can impact our landscapes
In the Sierra de Aconquija, a mountain range in the southern Central Andes of Argentina, strong storms often come and go at a moment’s notice, but they can have a long-lasting impact on the Earth’s surface. The thunderstorm cell featured in this photo formed in less than half an hour, giving all those nearby only …[Read More]