Category Archives: Energy

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

Challenges to the Integration of Renewable Resources at High System Penetration

Posted on February 2, 2019 by

Preface.  This overview of challenges for wind and solar written in 2010 is still true today. We are far from being able to reach even a 50% renewable grid (excluding hydropower from the total) given the lack of storage, the … Continue reading →

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Steam engines. Exergy power. and work in the US

Posted on January 27, 2019 by

Preface.  At some point of fossil fuel decline future generations will be tempted to build steam engines again, and perhaps just as in America initially they’ll use wood to fuel the engines, since coal will be scarce at some point … Continue reading →

Posted in Coal | Tagged , | 3 Comments

60 minutes promotes biomass scam

Posted on January 11, 2019 by

Preface. Hey 60 minutes, do some fact checking first. Alice Friedemann   www.energyskeptic.com  author of “When Trucks Stop Running: Energy and the Future of Transportation”, 2015, Springer and “Crunch! Whole Grain Artisan Chips and Crackers”. Podcasts: Practical Prepping, KunstlerCast 253, KunstlerCast278, … Continue reading →

Posted in Biomass, Far Out | Tagged , , | 1 Comment

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 →

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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