What is ERT? Electrical Resistivity Tomography (ERT) is a geophysical technique that uses electrical currents to image the subsurface. Don't let the name intimidate you, let's break it down: Electrical: an electrical field is passed through the ground (and measured along the way) Resistivity: we are interested in knowing how different materials "resist" that current … Continue reading Electrical Resistivity Tomography (ERT) Geophysics
Hydrogeology
Earth Sciences: The World is at Your Feet
To finish out their semester, I facilitated a presentation at Monticello Middle School's Science Cafe in Monticello, IL in December 2019. Science Cafe is an excellent program that allows students to bring their lunch into one of the science classrooms to hear a presentation from a practicing science about what they do and why it matters to the students.
Riley J. Balikian 
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