gunpowder mapping 09142017

Cartographer Matt Dooley, professor of Geography and Geographic Information Science, creates gunpowder maps of rivers using a paper stencil, paper, plywood and gunpowder. When the gunpowder ignites, it leaves dramatic marks on the paper below.

photos by Kathy M Helgeson Research: Our Polluted Waterways: A Gunpowder Mapping Project

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