Tuesday, December 31, 2024

M4-M5 earthquakes in the Awash area of Ethiopia (late 2024)

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There have been numerous M4-M5 earthquakes in the Awash area of Ethiopia over the last few months. This is within the Main Ethiopia Rift at ...
Friday, March 8, 2024

Remembering Thomas C. Hanks

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I attended the Tom Hanks, a Remembrance symposium at the USGS in Moffett Field Oct. 17, 2024. It was a great chance to remember Tom, refle...
Friday, December 15, 2023

Open Science recognition prize at AGU 2023

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Our OpenTopography project was honored at this year's AGU with the Open Science Recognition prize : "For outstanding contributions...
Sunday, May 14, 2023

Determining the cell size of a Digital Elevation Model from point density

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We regulary refer to high resolution topography (HRT) as having Digital Elevation Model (DEM) pixel sizes with their edges less than 1 m. Ma...
Thursday, June 30, 2022

A simple evolutionary model for fragile geologic features

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The fragility of geologic features, such as precariously balanced rocks (PBRs), can be measured by a simple parameter like α. For the case o...
Monday, December 27, 2021

Eminent earthquake scientists: Clarence Allen and Robert Wallace oral histories

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For some "light reading" over the winter break, I have enjoyed a read of oral histories of Clarence Allen (Caltech) and Robert Wal...
Sunday, December 5, 2021

AI art: what does " Tectonic Geomorphic San Andreas Fault" look like?

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I saw a link to https://app.wombo.art/ on twitter and people were posting what they got out of using their research or dissertation titles ...