Geomorphology

In the News: A Geomorphologists’ perspective on the Strait of Hormuz

Emma Lodes August 17, 2026

Image of the Strait of Hormuz from Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Terra satellite (December 2, 2020).

Welcome to In the News: A Geomorphologist’s Perspective! The intent of this series is to explore the geology and geomorphology of places that are currently in the news. For this first installment, we’ll do a quick tour of how geological processes have laid the groundwork for current fighting over control of the Strait of Hormuz. The Iran war, and the Strait of Hurmuz, have dominated the news ...[Read More]

Great Names in Geomorphology A–Z: Frank Ahnert

Wioleta Porębna August 1, 2026

Glencoe, Scotland – a classic glacial valley in the Scottish Highlands, featured on the cover of Frank Ahnert’s Introduction to Geomorphology (1998) (photo credit: David Tanner; modified under the terms of the CC BY-NC 3.0 licence)

Introducing our new mini-series by GM Blog co-editor Wioleta Porębna: Great Names in Geomorphology A–Z! Our readers will choose the next name in alphabetical order – leave your suggestions in the comments! Frank Ahnert (12 December 1927 – 10 September 2017) was a German geomorphologist whose work played a pivotal role in establishing quantitative and process-based approaches to the study of ...[Read More]

When Mud Flows Behave Like Glaciers: Discovering the Secrets of Azerbaijan’s Mud Volcanoes

Caroline Fenske July 16, 2026

Goturdag mud volcano (historical imagery).

Introduction When people hear the word „volcano“, they usually think of a magmatic volcano with impressive pyroclastic eruptions or lava flows. However, mud volcanoes are different. Mud volcanoes erupt what we call mud breccias, a mixture of gas, water, and fine sediments. The eruptions generally occur due to deep generation of hydrocarbons and gravitational instability of rapidly buried, buoyant ...[Read More]

TopoToolbox webinar recap & resources

Emma Lodes July 8, 2026

Our TopoToolbox webinars on June 2 and 3 were a success with ~90 participants! The webinars covered the functionalities of TopoToolbox 3 and its integration into both MATLAB and Python, and highlighted tools including GraphFlood and TRANSECT. Be sure to check out the TopoToolbox gallery, which hosts example workflows contributed by TopoToolbox users and developers. Thanks again to the conveners, W ...[Read More]

Save the date: TopoToolbox Workshop, June 2-3

Emma Lodes May 19, 2026

Save the dates for our upcoming webinar series on TopoToolbox, organized by the GM ECS Team and convened by Wolfgang Schwanghart, Dirk Scherler, William Kearney, Boris Gailleton, and Bastien Mathieux. The webinar will take place on June 2 and 3, from 16:00 to 18:00 CEST, in a Zoom meetings format. The webinar will be a two-part event introducing TopoToolbox 3, its MATLAB and Python interfaces, and ...[Read More]

EGU26 Geomorphology: The Social & Networking Shortlist

Anna van den Broek April 29, 2026

The wait is almost over! Next week, the geomorphology community descends on Vienna for our annual week of science. While the halls will be packed with oral sessions, posters, and PICOs, the informal exchanges between sessions offer a vital space for networking and new ideas. To help you navigate the busy week ahead, we’ve curated a shortlist of the Geomorphology Division’s top social and networkin ...[Read More]

A Free Tool That Maps Ancient Coastlines Like an Expert

Julius Jara-Muñoz April 22, 2026

CRN exposure ages of marine terraces of Cerro el Huevo, Peru (Saillard et al., 2011).

by Julius Jara Muñoz, Professor of Engineering Geology at the University of Applied Sciences Biberach (Hochschule Biberach), Germany. Email: jara@hochschule-bc.de, website: https://www.hochschule-biberach.de/kontakt/julius-jara-munoz. “Reproducibility is a cornerstone of the scientific method, yet measuring ancient coastlines has long depended on expert judgment – until now”. Coastlines are ...[Read More]

Unveiling Volcanic Slopes: Exploring Landslide Hazards in Santorini Island, Greece

Stratis Karantanellis April 1, 2026

Figure 1. Aerial view of the investigation site “Red Beach” in Santorini, Greece. PC: Stratis Karantanellis

by Stratis (Efstratios) Karantanellis, Professor, Geohazards and Remote Sensing Lab, Department of Geological Sciences at California State University, Fullerton. Email: ekarantanellis@fullerton.edu, website: https://sites.google.com/view/stratiskarantanellis Santorini is one of those places that doesn’t quite feel real at first glance. White houses stacked on cliffs, blue domes, the Aegean stretch ...[Read More]

Highlighting: Martian Geomorphology (Interview with Lauren Mc Keown)

Lauren Mc Keown March 16, 2026

'Cracked' spiders formed in the Jet Propulsion Laboratory DUSTIE chamber (PC: Lauren Mc Keown).

This blog post is part of our series: “Highlights” for which we’re accepting contributions! Please contact Emma Lodes and Anna van den Broek (GM blog editor, elodes@asu.edu, a.j.vandenbroek@uu.nl), if you’d like to contribute on this topic or others. by Lauren Mc Keown, Assistant Professor – University of Central Florida. Email: Lauren.Mc.Keown@ucf.edu. Website: http://www.laurenemckeown.co ...[Read More]

Highlighting Grace Nield, Royal Society Fellow

Grace Nield February 16, 2026

Perito Moreno Glacier in Los Glaciares National Park in Argentina (Credits: Ema Reynares).

This blog post is part of our series: “Highlights” for which we’re accepting contributions! Please contact Emma Lodes and Anna van den Broek (GM blog editor, elodes@asu.edu, a.j.vandenbroek@uu.nl), if you’d like to contribute on this topic or others. by Grace Nield, Assistant Professor (Research) – Royal Society University Research Fellow at Durham University. Email: grace.a.nield@durham.ac ...[Read More]