Geotripper

News and views from the geologic realm

Friday, January 17, 2014

Where the Sierra Nevada Rises From the Sea: Tomales Bay and Bolinas Lagoon

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Let's cross back onto North America for a short bit. In this off and on series about the most beautiful coastline in the world we ha...

A Picture Tells the Story. We're in Big Trouble Out West.

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Source: http://drought.unl.edu/MonitoringTools/NASAGRACEDataAssimilation.aspx It's a terrifying picture. We have been through 12 of...
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Wednesday, January 15, 2014

Magnitude 4.4 Earthquake in Southern California

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There was a magnitude 4.4 earthquake in southern California this morning at 1:35 AM, centered about three miles north of Fontana along th...

Birds of My Neighborhood: Geotripper Explores a Bit of the "Original" Great Valley

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In the last few weeks I've been documenting the bird species in my local neighborhood, primarily around the cow pasture that sits ...
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Sunday, January 12, 2014

Where the Sierra Nevada Rises from the Sea: Point Reyes National Seashore

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Drake's Beach, with outcrops of Purisima Formation that reminded early sailors of Dover. Around 30 million years ago major parts ...
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Saturday, January 11, 2014

Science on Screen at the State! Whale Rider, Sunday January 12 at 3:00 PM

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For my Modesto area readers : I've been involved for the last 18 months with an innovative program at the State Theatre called Science...
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Wednesday, January 8, 2014

On the Most Inaccessible Mountain Range on the Planet: Walking the Mid-Ocean Ridge in the Marin Headlands

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What is the most inaccessible mountain range on planet Earth? The Himalaya? The southern Andes? Some mountain range in the Antarctic waste...
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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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