G352U Lectures (Audio Only)
Audio lectures for G352U Energy, Minerals, and the Environment at Portland State University
- Update frequency
- every day
- Episodes
- 12
- Years Active
- 2025
Week 10 - Coal
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
Tue 13 May 2025
Week 9 - Gemstones
I talk a lot about diamonds, both as placer and in kimberlites, but also touch on a couple other gemstones. Slidedeck PDF File
Mon 12 May 2025
Week 8 - Mercury
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
Sun 11 May 2025
Week 7 - Gold
I talk about Gold, a very interesting precious metal, its geologic occurrence, how it's processed, and some economic considerations. Slidedeck PDF File
Sat 10 May 2025
Week 6 - Aggregate
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
Fri 09 May 2025
Week 5 - Groundwater
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. Slidede…
Thu 08 May 2025
Week 5 - Clay
I describe the industrial and geologic benefits of clays, and talk a bit about where and how they're mined. Slidedeck PDF File
Wed 07 May 2025
Week 4 - Earth Structure
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
Tue 06 May 2025
Week 3 - Lithium
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 Fi…
Mon 05 May 2025
Week 2 - Energy Fundamentals
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
Sun 04 May 2025
Week 2 - Global Versus Local Energy
Here, I review some key points from MRE CH 1 and discuss the "NIMBY" mindset as applied to energy and minerals. Slidedeck PDF File
Sat 03 May 2025
Week 1 - Copper Case Study
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
Fri 02 May 2025
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