GeoLog

rockfalls

Imaggeo on Mondays: Mount Elgon, a balance between fertility and destruction

March 26, 2018
Imaggeo on Mondays: Mount Elgon, a balance between fertility and destruction
Don't be fooled by the peaceful view . Credit: Jente Broeckx (distributed via imaggeo.egu.eu)

This colourful cropland patchwork is located on the fertile flanks of Mount Elgon, Uganda at an elevation of 2,400 metres above sea level. The extinct shield volcano, the oldest in East Africa, is mostly covered in clouds and provides an infinite flow of wonderful waterfalls. Due to the climate at this elevation, the cultivated crops experience more temperate weather conditions compared to crops m ...[Read More]

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

June 9, 2017
GeoSciences Column: Can seismic signals help understand landslides and rockfalls?
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]