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Olduvai III: Catacylsm
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How much oil remains for the world to produce? Comparing assessment methods, and separating fact from fiction

How much oil remains for the world to produce? Comparing assessment methods, and separating fact from fiction Abstract This paper assesses how much oil remains to be produced, and whether this poses a significant constraint to global development. We describe the different categories of oil and related liquid fuels, and show that public-domain by-country and global […]

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Energy Return on Energy Invested – Prof. Charles Hall’s Comments

Energy Return on Energy Invested – Prof. Charles Hall’s Comments In my most recent post, Why the Standard Model of Future Energy Supply Doesn’t Work, I made some comments about the calculation of Energy Returned on Energy Invested. Professor Charles Hall sent me the following response to what I said, which he wanted to have published. I have […]

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Dr. Charles Hall: The Laws Of Nature Trump Economics

Dr. Charles Hall: The Laws Of Nature Trump Economics It’s all about Energy Retun On Energy Invested (EROEI) Dr. Charles Hall may not be a name you instantly recognize, but it should be. Now a Professor Emeritus of the College of Environmental Science and Forestry, Dr. Hall is a rigorous researcher of energy, oil, biophysical […]

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Hall and Lambert: EROI of different fuels and the implications for society

Hall and Lambert: EROI of different fuels and the implications for society [ Excerpts from the Hall, Lambert, and Balogh EROI paper. You may want to read the original paper here since I’ve left out charts, figures, and text.  In my opinion, EROI is important because it is  due diligence – society ought to find out if there is any […]

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The real EROI of photovoltaic systems: professor Hall weighs in.

The real EROI of photovoltaic systems: professor Hall weighs in. The EROI of our various energy options, and its associated issues, may be the most important issues that will face future civilizations.  The present discussion tends to vacillate between people who accept (or advocate) very high EROIs for solar vs people who accept (or advocate) […]

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Olduvai IV: Courage
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Olduvai II: Exodus
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