Geotripper

Mt. Shasta, the second tallest and most voluminous volcano in the Cascades I write so much about my travels around the American West and...

Santa Cruz Island in Southern California. Here is your chance to explore this dynamic and unique ecosystem! Source National Park Service ...

I spend a lot of time in classrooms drawing cartoons. Lots of them, diagrammatically representing folds, faults and stratigraphy, trying ...

It's finally dawning on me: I'm hitting the road again. With students! I often imagine while in a classroom of having the walls an...

I was beginning a short web series about the volcanoes of San Francisco , but life briefly intrudes. I haven't been on the open highway ...

A couple of seemingly unrelated things caught my eye yesterday. First, it is the 30th anniversary of the release of my favorite film of all ...

There was a time when the our national parks seemed like unchangeable icons and symbols. They were protected from development, they were res...

I am back home from a delightful field studies class with fifteen excellent students, having spent four days exploring the eastern Sierra Ne...

The continuing recession (and here in the Central Valley of California it is a depression ) and the California state budget crisis is hittin...