All Episodes

June 12, 2025 31 mins

(0:00) Open

(1:19) Geothermal Energy Intro & Global Energy Footprint

(6:24) Geothermal Electricity Generation

(9:26) Down in The Deep

(15:08) Vaporizing Rock (!!!)

(17:12) Making Coal Plants Green

(24:35) cj’s recommendation: Rock Candy & WWDC 25

(29:15) Jeff’s Recommendation: Inside the Mind of a Dog


Geothermal energy is a triple threat - a sustainable source for heating, cooling, and generating electricity.  Up until recently, we thought geothermal could meet up to 15% of our global electricity demand growth by 2050, but we no longer believe that.

The maths now show the full technical potential of next-generation geothermal systems are sufficient to generate enough electricity to meet global demand 140-times over.  That’ll power a lot of AI!

The biggest breakthrough?  Digging deeper.  Geothermal energy potential increases when we access the higher heat resources at greater depths. With the introduction of new “drilling” technologies, we are able to access resources at deeper depths (beyond 3km), opening the potential of geothermal power production to nearly every country in the world.

And all it takes is using a laser to vaporize rock.  No, seriously - we are melting rocks.  The future is bright!


The hunt for heat: Drilling the deepest holes on Earth


Electric energy consumption - Wikiwand


World energy supply and consumption - Wikiwand


Full Steam Ahead: Unearthing the Power of Geothermal | NREL


Evolution of worldwide geothermal power 2020–2023


Executive summary – The Future of Geothermal Energy – Analysis - IEA


The Future of Geothermal Energy


United States - Countries & Regions - IEA


The Heat Beneath Our Feet | WGA


Geothermal Energy is Changing


Reykjanes Power Plant - HS Orka


Geothermal Power


Day 1 - Converting Coal Plants to Geothermal: On the Horizon or Science Fiction?


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