Category Archives: Energy

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

Vaclav Smil on natural gas (ethane) and plastics

Posted on December 29, 2019 by

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

Rust Power

Posted on December 17, 2019 by

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

Carbon capture could require 25% of all global energy

Posted on December 8, 2019 by

Preface.  This is clearly a pipedream. Surely the authors know this, since they say that the energy needed to run direct air capture machines in 2100 is up to 300 exajoules each year. That’s more than half of global energy … Continue reading →

Posted in CO2 and Methane, Far Out | Tagged , | 2 Comments

Cheddar Power

Posted on October 25, 2019 by

Preface. Oh how I love cheddar. When I hear that someone is a vegan I stare in disbelief. A life without cheese is a life not worth living, especially a life without cheddar. As a perpetually hungry child, if Mom … Continue reading →

Posted in Far Out | Tagged | 4 Comments

Saudi oil infrastructure at risk from drone attacks

Posted on September 19, 2019 by

Preface. This NYT article was published 4 months ago, and its warning just came true. Quite prescient! Drones make it pretty easy to anonymously attack the thousands of miles of pipelines across the Arabian peninsula, oil tankers, pumping stations, and … Continue reading →

Posted in Middle East, Oil & Gas, Peak Oil | Tagged , , , | Comments Off on Saudi oil infrastructure at risk from drone attacks

Why “fracked” shale oil and gas will not save us

Posted on September 16, 2019 by

Preface. As early as 2011 experts were questioning how large fracked natural gas reserves were. The latest IEA 2018 report predicts shale oil/gas could start to decline by 2025, and all global oil as soon as 2023.  Shale oil and … Continue reading →

Posted in Natural Gas, Oil & Gas Fracked, Peak Natural Gas, Peak Oil | Tagged , , , , | Comments Off on Why “fracked” shale oil and gas will not save us

Challenges to making California’s grid renewable

Posted on September 10, 2019 by

What follows is a report from the California Energy Commission. But in less bureaucratic language, this may summarize it better (Petersen 2019): “I’ve always been amazed at a strange mental disconnect that’s common among renewable power advocates. On one hand, … Continue reading →

Posted in Grid instability | Tagged , , , , , , , | 1 Comment

Let’s harness the muscle power of 54 million fitness center members to generate electricity

Posted on July 5, 2019 by

Preface. This is a short summary of a 10-page research paper by Carbajales-Dale. Alice Friedemann www.energyskeptic.com  author of “When Trucks Stop Running: Energy and the Future of Transportation”, 2015, Springer, Barriers to Making Algal Biofuels, and “Crunch! Whole Grain Artisan … Continue reading →

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

We evolved to exercise and need high levels of physical activity to be healthy

Posted on June 23, 2019 by

Preface. This is a summary of Herman Pontzer’s 2019 “Humans evolved to exercise. Unlike our ape cousins, humans require high levels of physical activity to be healthy” in Scientific American. As fossils decline, it’s almost guaranteed you’ll use more muscle … Continue reading →

Posted in Health What to do, Muscle Power | Tagged | 2 Comments

Nafeez Ahmed: Venezuela’s collapse is a window into how the Oil Age will unravel

Posted on June 17, 2019 by

Preface. Ahmed is one of the best writers on the energy crisis and other biophysical calamities. He’s written about why many states are failing now in part due to peak oil, but also drought and other biophysical factors in his … Continue reading →

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