Geotripper

News and views from the geologic realm

Tuesday, March 24, 2026

One of California's Rarest Ecosystems: The Serpentine Soils of the Red Hills

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 The Red Hills are blooming right now, so I am posting an abridged version of my post from May 21, 2021 explaining the geological condition...
Thursday, March 19, 2026

Explore the Pacific Northwest and Northern Rocky Mountains with Geotripper! June 18-July 2, 2026

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Grand Tetons National Park, Wyoming Be forewarned. This post is a TRAP! It is designed to draw you in, weaken your defenses, and cause y...
Tuesday, March 3, 2026

I Got Up at 3am So You Wouldn't Have To: The Last Lunar Eclipse Before 2029

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I didn't really feel like it, but lunar eclipses are dramatic, and this was the last one to take place until 2029, so I got up a few tim...
2 comments:
Friday, December 26, 2025

Revisiting the Wrightwood Mudflows of Ages Past: That Slope Won't Be a Problem Will It?

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Like many others, I've been astonished by the storms of the last few days and the effects across all of California and the Pacific North...
4 comments:
Monday, October 13, 2025

Why did the Road Cross the San Andreas Fault? 23 Years of Geologic Change (a new Update)

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2002 I've been leading geology field studies trips to lots of places in the American West for 37 years and started to take digital p...
3 comments:
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Garry Hayes
I am a teacher of geology at Modesto Junior College and former president of the National Association of Geoscience Teachers, Far Western Section. I have led field trips all over the western United States, and a few excursions overseas, but my homebase is the Sierra Nevada, the Great Valley, and the Coast Ranges of California.
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