Category Archives: Energy

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

What on earth is exergy?

Posted on December 10, 2018 by

Preface. This is one of the best explanations of exergy I’ve been able to find.  This paper makes the case that exergy ought to be considered by just about every industry and government to achieve greater energy efficiency, and makes … Continue reading →

Posted in Exergy | 2 Comments

Crash alert: China’s resource crisis could be the trigger

Posted on November 25, 2018 by

Preface.  Way to go Nafeez Ahmed, your second home run of reality based reporting on the energy crisis this week.  There are countless economists within the mainstream media predicting an economic crisis worse than in 2008, but they totally ignore … Continue reading →

Posted in Crash Coming Soon, EROEI remaining oil too low, Peak Oil | Tagged , , , , | Comments Off on Crash alert: China’s resource crisis could be the trigger

The coming crash in 2020 from high diesel prices for cleaner emission of oceangoing ships

Posted on November 21, 2018 by

Preface.  Ships made globalization possible, and play an essential role in our high standard of living, carrying 90% of global goods traded. But the need for a new, cleaner fuel may cause the next economic crisis.  Currently ships can burn … Continue reading →

Posted in By People, Crash Coming Soon, Peak Oil, Ships and Barges | Tagged , , , | 3 Comments

Why tar sands, a toxic ecosystem-destroying asphalt, can’t fill in for declining conventional oil

Posted on October 27, 2018 by

This is a book review of Tar Sands: Dirty Oil and the Future of a Continent by Andrew Nikiforuk. Many “energy experts” have said that a Manhattan tar sands project could prevent oil decline in the future.   But that’s not … Continue reading →

Posted in Tar Sands (Oil Sands) | Tagged , , , | 2 Comments

Book: John Perlin’s “A Forest Journey: The Story of Wood and Civilization”

Posted on October 18, 2018 by

Preface.  This contains excerpts from John Perlin’s “A Forest Journey: The Story of Wood and Civilization”. It’s one of my favorite books about natural resources, exploring the role wood has played in the rise and fall of civilizations since they … Continue reading →

Posted in Collapse of Civilizations, Collapsed & collapsing nations, Deforestation, Life Before Oil, Limits To Growth, Peak Resources, Soil, Wood | Tagged , , , , | 1 Comment

Book Review about why the electric grid is fragile and falling apart

Posted on September 18, 2018 by

Preface.  This is a book review of Munson’s “The Business of Power and what it means for the future of electricity”. Although it was written in 2008 and some efforts have been made in some places to improve the grid, … Continue reading →

Posted in Electric Grid | Tagged , , , | 2 Comments

Peak Oil, Coal and Natural gas in China

Posted on July 31, 2018 by

Preface. Below are excerpts from 2 articles.  You may want to read Tverberg’s article here since I left out the charts and included just a few excerpts. Some key points: The world needs growing energy supply to support the world … Continue reading →

Posted in EROEI Energy Returned on Energy Invested, Peak Coal, Peak Natural Gas, Peak Oil | Tagged , , , , , | Comments Off on Peak Oil, Coal and Natural gas in China

Robert Rapier: Oil demand is growing, not shrinking. There is no peak oil demand in sight.

Posted on July 4, 2018 by

[ Yes, this article was published 10 months ago, but with all the attention to fake news today, I thought it would be worthwhile pointing out that peak demand is propaganda, not based on facts. Since the goal of fake … Continue reading →

Posted in Dependence on Oil, Electric Vehicles, Other Experts, Peak Oil, Transportation | Tagged , , | 1 Comment

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

Posted on June 25, 2018 by

[ 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

Posted on June 16, 2018 by

[ 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