Category Archives: Energy

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

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

Climate change risks could cause an American “Fukushima”

Posted on August 10, 2019 by

Preface. Nuclear power plants need a constant supply of electric power to pump cool water into a reactor’s core. Ninety percent of them, 54 plants, have at least one flood risk exceeding their design. If flooding stops the power supply … Continue reading →

Posted in Climate Change, Nuclear Waste | Tagged , , , | 2 Comments

Germany’s renewable energy program, Energiewende, is a big, expensive failure

Posted on July 20, 2019 by

Preface. After reading this post, or better yet the original 44-page document, you’ll understand why the Green New Deal isn’t working out despite being crazy expensive. The goal of Energiewende was to make Germany independent of fossil fuels.  But it … Continue reading →

Posted in Alternative Energy, Wind | Tagged , , , | 8 Comments

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

Decommissioning a nuclear reactor

Posted on June 26, 2019 by

Preface. Below are excerpts of articles about the costs and challenges of dismantling nuclear power plants.  This is at the top of my “Energy Descent To Do List” given the consequences for future generations for up to a million years, … Continue reading →

Posted in Nuclear Waste | Tagged , | Comments Off on Decommissioning a nuclear reactor

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

Climate change effects on hydropower in California

Posted on June 14, 2019 by

Preface. Climate change will impact California agriculture without the snow melt that allows for up to three crops to be grown a year, perhaps just one crop in the future. Not to mention the impact on the 40 million people … Continue reading →

Posted in Energy Climate Change, Hydropower | Tagged , , | 2 Comments

Hydropower can’t help with the energy crisis

Posted on June 11, 2019 by

Preface. When fossil fuels are gone, there aren’t many ways to balance the unreliable, intermittent, and often absent for weeks at a time power from wind and solar.  Biofuels and burning biomass is one solution, it’s dispatchable and can kick … Continue reading →

Posted in Alternative Energy, Energy, Hydropower | Tagged , , | 1 Comment