Geomorphology

Imaggeo on Mondays: Airplane views of the Alps

Laura Roberts-Artal June 19, 2017

Alpine massifs above low level haze . Credit: Hans Volkert (distributed via imaggeo.egu.eu).

The forward scattering of sunlight, which is caused by a large number of aerosol particles (moist haze) in Alpine valleys, gives the mountain massifs a rather plastic appearance. The hazy area in the foreground lies above the Koenigsee lake; behind it the Watzmann, Hochkalter, Loferer Steinberge and Wilder Kaiser massifs loom up behind one other to the right of the centre line. Behind them is the ...[Read More]

GeoSciences Column: Can seismic signals help understand landslides and rockfalls?

Laura Roberts-Artal June 9, 2017

Landslide Gschliefgraben . Credit: Robert Supper (distributed via imaggeo.egu.eu).

From the top of a small gully in the French Alps, a 472 kg block is launched into the chasm. Every detail of it’s trajectory down the slope is scrutinised by two cameras and a network of seismometers. They zealously record every bounce, scrape and tumble – precious data in the quest to better understand landslides. What makes landslides tick? In 2016, fatalities caused by landslides tipped 2 ...[Read More]

May GeoRoundUp: the best of the Earth sciences from around the web

Laura Roberts-Artal June 7, 2017

French Foreign Minister Laurent Fabius - President of the COP21 climate change conference - bangs down the gavel on December 12, 2015, after representatives of 196 countries approved a sweeping environmental agreement during a multinational meeting at LeBourget Airport in Paris, France. Credit: U.S. Department of State from United States [Public domain], distributed by Wikimedia Commons

Drawing inspiration from popular stories on our social media channels, as well as unique and quirky research news, this monthly column aims to bring you the best of the Earth and planetary sciences from around the web. Major Story In the last couple of weeks of May, the news world was abuzz with the possibility of Donald Trump withdrawing from the Paris Agreement. Though the announcement actually ...[Read More]

Imaggeo on Mondays: Natural Bridges Monument, Utah, USA

Kimberly C. Galvez June 5, 2017

Natural Bridges Monument . Credit: Kimberly C. Galvez (distributed via imaggeo.egu.eu)

Slowly but surely, the force of water has carved out a beautiful landscape in the sandstones of the Colorado Plateau. Suspended over canyons, naturally formed bridges and arches are the starts of Utah’s first national monument. The geological and modern history of the region is rich as Kimberly Galvez, a student of the University of Miami, describes below. This image shows an overview of a ...[Read More]