NH
Natural Hazards

EGU Guest blogger

This guest post was contributed by a scientist, student or a professional in the Earth, planetary or space sciences. The EGU blogs welcome guest contributions, so if you've got a great idea for a post or fancy trying your hand at science communication, please contact the blog editor or the EGU Communications Officer to pitch your idea.

NH10 Multi-Hazards: The Latest EGU Natural Hazards Sub-Division

July 8, 2019
NH10 Multi-Hazards: The Latest EGU Natural Hazards Sub-Division
Communities in Guatemala live in a dynamic multi-hazard landscape (Photo Credit: Joel Gill).

Earlier this year, the EGU Natural Hazards Division approved the addition of a new sub-division focused on the theme of ‘multi-hazards’. The Science Officers representing this sub-division, Joel Gill (British Geological Survey) and Marleen de Ruiter (IVM-VU Amsterdam), reflect on why this sub-division is necessary and how you can get involved. Many regions are affected by multiple natural hazards, ...[Read More]

Alpine rock instability events and mountain permafrost

April 29, 2019
Alpine rock instability events and mountain permafrost
Figure 1 – Deposits on the Porchabella Glacier where ice was found on top of a boulder. Ice was also present in the detachment zone of the rock slope failure, as observable in the upper left corner zoomed photo (from Phillips et al., 2017[13])

Rockfalls, rock slides and rock avalanches in high mountains The terms rockfall, rock avalanche and rockslide are often used interchangeably. Different authors have proposed definitions based on volume thresholds, but the establishment of fixed boundaries can be tricky. Rockfall can be defined as the detachment of a mass of rock from a steep rock-wall, along discontinuities and/or through rock bri ...[Read More]