John Bershaw
EES 352U Lectures (Audio Only)
Audio lectures for EES 352U Energy, Minerals, and the Environment at Portland State University
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Episodes
Week 10 - Natural Gas 11.05.2026
Here, I discuss Natural Gas and its role in geopolitics. Slidedeck PDF File
Week 10 - Oil 11.05.2026
I discuss the geologic occurrence of oil including play elements, its prevalence across the globe, some environmental considerations, and refining. Slidedeck PDF File
Week 9 - Gemstones 04.05.2026
I talk a lot about diamonds, both as placer and in kimberlites, but also touch on a couple other gemstones that are relatively popular. Slidedeck PDF File
Week 8 - Mercury 23.02.2026
We follow up on our discussion of Gold to talk about Mercury, which is used to isolate gold ore, among other things. Slidedeck PDF File
Week 7 - Gold 16.02.2026
I talk about Gold, a very interesting precious metal, its geologic occurrence, how it's processed, and some economic considerations. Slidedeck PDF File
Week 6 - Aggregate (Sand and Gravel) 09.02.2026
Here, I build off our discussion of sand to discuss some applications of "aggregate", why it's mined in and near urban centers, and its broad use in drilling wells. Slidedeck PDF File
Week 5 - Groundwater 02.02.2026
Here, I talk about porosity and permeability as applied to groundwater and introduce some of the contentious issues around water resources, particularly in water-stressed (arid) environments. Slidedeck PDF File
Week 5 - Clay 02.02.2026
I describe the industrial and geologic benefits of clays, and talk a bit about where and how they're mined. Slidedeck PDF File
Week 4 - Lithium 26.01.2026
Here, I discuss the global lithium trade, the geology of lithium ore, hint towards some environmental and cultural considerations, and talk briefly about battery types and recycling! Slidedeck PDF File
Week 4 - Earth Structure 26.01.2026
Here, I talk about the structure of the Earth, where this data comes from, and how this is related to the natural concentration of valuable minerals and sources of energy. Slidedeck PDF File
Week 3 - Coal 19.01.2026
I discuss coal, it's energy content, how it's mined, where it's mined, and some impacts on the environment and society. Slidedeck PDF File
Week 2 - Energy Overview (Part 2) 12.01.2026
Here, I continue the lecture about global and US Energy usage, go into some of the units used to describe power and energy, and how energy usage is related to quality of life. Slidedeck PDF File
Week 2 - Energy Overview (Part 1) 12.01.2026
Here, I review some key points from MRE CH 1 and discuss the NIMBY mindset as applied to energy and minerals. Slidedeck PDF File
Week 1 - Copper Case Study 05.01.2026
Here, I talk about the Butte, Montana copper mine and other copper mines in the world. I also give a brief history of copper and describe some of its uses. Slidedeck PDF File
Week 1 - Introduction 05.01.2026
Here, I introduce the course through the syllabus and talk about my own background and experience.
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