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D. Or

2018 Walter B. Langbein Lecture

Tillaged (left) and vegetated (right) soils
Posted inEditors' Vox

The Geophysical Signatures of Soil Structure

by A. Romero-Ruiz, N. Linde, T. Keller and D. Or 3 January 20193 December 2021

Geophysical methods may offer new opportunities for soil structure characterization over varied spatial and temporal scales.

Rescuers search for survivors on 2 April 2017 after floodwaters carrying mud and debris inundated parts of Mocoa, Colombia.
Posted inScience Updates

How Landslides Become Disasters

by P. Lehmann, J. von Ruette and D. Or 27 August 201825 January 2023

A new modeling platform, tested on two recent natural disasters, simulates conditions that dump landslide debris into rain-swollen rivers, often causing more damage than the landslides themselves.

A view of a bridge, with the New Orleans skyline visible in the distance between the bridge and the water. A purple tint, a teal curved line representing a river, and the text “#AGU25 coverage from Eos” overlie the photo.

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