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Geology, Mineralogy, Rock Hound and Gem T-Shirts

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Geographics, purveyors of decadence in academia, has been around for fifteen years because people all over the world think that what we are doing is okay. Shop for Science on T-shirts. . . on-line.

My name is David B. Williams. I write about natural history, primarily focusing on geology and how it impacts our lives in myriad ways, from earthquakes to the stone we use in buildings to the hills that make riding a bike more challenging. I write a...