Category Archives: Energy

the posts in this category used to be in “Energy in A Nutshell” at my former web site.

Renewable EROI must include storage, low capacity factor, wide boundaries

[ Trainer argues that when you consider how the capacity factor of wind and solar are to fossil plants, seasonality of wind and solar the number of facilities is quite large to deal with the intermittency problem.  Therefore the storage … Continue reading

Posted in Solar, Solar EROI, Wind, Wind EROI | Tagged , , , , , , | 3 Comments

Energy from cow flatulence

[ Other “energy alternatives” in the Far Out category of menu item Energy include escaping to Mars, liposuction fat, whirlwinds, playground power, garbage, tornadoes, and turning seawater into fuel.    Alice Friedemann   www.energyskeptic.com  author of “When Trucks Stop Running: Energy … Continue reading

Posted in Far Out | Tagged , , , , , | 5 Comments

Royal Society on peak oil and how much oil is left

[ This is a great introduction to the whole topic of oil, reserves, resources, and so on. It’s very long so I’ve only excerpted bits of it and reworded some of it.  I can’t say there’s anything new in here … Continue reading

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One of the biggest risks to the world’s financial system is the $3 trillion of debt owed by oil and gas firms

[ Yet another “crash coming soon” post, if it hasn’t happened already (I scheduled this article and others to appear a year or more later, since crashes always take longer to happen than you expect. Alice Friedemann   www.energyskeptic.com  author of … Continue reading

Posted in Bond Market, Crash Coming Soon, Debt, Oil & Gas Fracked | Tagged , , | 1 Comment

Power density of biomass, wind, & solar take too much land to replace fossil fuels

Volumetric versus specific energy density for selected energy carriers. Source: Palmer, G. 2020. Energy storage & civilization: a systems approach. Springer. Preface. Vaclav Smil writes “The fact that wind, solar, and biomass have incredibly low energy density per square meter … Continue reading

Posted in Alternative Energy, Biomass, Coal, Hydropower, Natural Gas, Oil | Tagged , , , , , , , | 1 Comment

Peak Carbon

[ This is from the Seneca Effect written by somebody in the Netherlands, wish I knew who, he or she is quite brilliant. Alice Friedemann   www.energyskeptic.com  author of “When Trucks Stop Running: Energy and the Future of Transportation”, 2015, Springer … Continue reading

Posted in Peak Coal, Peak Oil | Tagged , | 1 Comment

Can the lights be kept on with distributed generation? 2015 U.S. House hearing on a reliable electric system

Preface.  Corporate speakers testify mainly, rather than less biased researchers from universities or national laboratories. Corporations are selling a product, and likely to exaggerate what their product can do. The most interesting testimony is from Dean Kamen, who is “selling” … Continue reading

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Richard Heinberg on why low oil prices do not mean there is plenty of oil, EROI, collapse

[ Yet another wise, thoughtful, and wide-ranging essay from my favorite writer of the many facets of a civilization about to decline as it is starved of the fossil fuels that feed it.  Although the topics are quite varied, Heinberg … Continue reading

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Oil theft around the world: Cartels and exploding donkeys

Preface. Oil thefts cost Nigerian oil producers at least $18 billion a year. In Mexico, cartels spend only $5-8,000 to tap into pipelines and withdraw “unlimited” amounts of gasoline, and did so 7,000 times in 2016, resulting in $1 billion … Continue reading

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How horses changed native cultures after 1492

[ This is a very brief overview of Peter Mitchel’s “Horse Nations”.  As oil and other fossils decline, will we will almost certainly return to using more horse “muscle power” as we did in the past. Alice Friedemann   www.energyskeptic.com  author … Continue reading

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