Author Archives: energyskeptic

Steam powered farm tractors

Preface. Steam engines weren’t very efficient, 10 to 20% at best, which is why they went away beginning around 1920 when oil-powered engines came along.  At the very best steam engines for transportation reached 10 to 20% efficiency. They were … Continue reading

Posted in Biomass-powered Steam Engines | Tagged , , , , | 8 Comments

Charcoal for the high heat needed in manufacturing after peak oil

Preface. De Decker (2011) writes: “A large share of energy consumed worldwide is by heat. Cooking, space heating and water heating dominate domestic energy consumption. In the UK, these activities account for 85% of domestic energy use, in Europe for … Continue reading

Posted in Manufacturing & Industrial Heat, Peak Biofuels, Wood | Tagged , , , | 3 Comments

Why self-driving cars may not be in your future

Preface. Below are excerpts from several articles about why a completely automated vehicle is unlikely.  Heaven forbid they are invented. Researchers have found that people will drive 76% more miles, stop using bicycles and mass transit, waste a considerable amount … Continue reading

Posted in Artificial Intelligence, Automobiles | Tagged , , , , , , , | 1 Comment

Foreign Policy: The limits of clean energy

Preface. This article appeared in the magazine Foreign Policy. Some key points: Renewables to power the world would require 34 million metric tons of copper, 40 million tons of lead, 50 million tons of zinc, 162 million tons of aluminum, … Continue reading

Posted in Alternative Energy, Mining, Peak Lithium | Tagged , , | 7 Comments

Airplanes are energy gluttons. Finite oil should be used for ships, locomotives, & trucks

Preface. As oil declines and the energy crisis worsens, airplanes ought to be the first to go since they are 600 times less energy efficient than large cargo ships (30,000 / 50), 50 to 120 times less efficient than trains, … Continue reading

Posted in Airplanes, Transportation What To Do | 4 Comments

Vaclav Smil on natural gas (ethane) and plastics

Preface. Vaclav Smil doesn’t mention using plastic for heat, but in a letter to The Guardian, David Reed suggests: “The effort of collecting, transporting and cleaning plastics for possible recycling has largely failed, created much more pollution and contributed massively … Continue reading

Posted in Natural Gas, Vaclav Smil | Tagged , , , | 2 Comments

Venezuela collapse: looting, hunger, blackouts, environmental catastrophe

Preface. Venezuela is experiencing a double whammy of drought and low oil prices, which has lead to blackouts and inability to import food, due to their oil production peaking in 1997.  If you want to know how collapse will unfold … Continue reading

Posted in Social Disorder, Venezuela | Tagged , , | 5 Comments

Peak Sand

Preface. With world peak oil production in 2018 so far (Peak oil is here!) it looks like peak sand won’t be the main factor in the fall of our fossil-fueled civilization. After all, oil makes all materials and activities possible, … Continue reading

Posted in Biodiversity Loss, Concrete, Peak Sand, Soil | Tagged , , , , , | Comments Off on Peak Sand

Boston Globe: the false promise of nuclear power

Last Updated August 2021. Preface. This article raises many objections to nuclear power. Theoretically it could be cheaper, but the exact opposite has happened, it keeps getting more expensive. For example the only new reactors being built in the U.S. … Continue reading

Posted in Nuclear Power Energy | Tagged , , , , , | 5 Comments

Rust Power

Preface.  This is yet another article with an energy generation idea that will probably never work out and become commercial.  But it gives hope and dreams to ordinary people who think what a cool idea, and who will never check … Continue reading

Posted in Far Out | Tagged , | 2 Comments