Category Archives: Renewables

Non-fossil energy contraptions

Aging nuclear power plants should be shut down

Preface. Below are my notes from the Greenpeace 146-page “Lifetime extension of ageing nuclear power plants”.  Even if you don’t understand all the terms, read on anyhow, since it certainly conveys why nuclear plants grow more dangerous with age.  Imagine … Continue reading

Posted in Energy Infrastructure, Nuclear Power Energy | Tagged , , , , | Comments Off on Aging nuclear power plants should be shut down

The Next Big Thing: Distributed Generation & Microgrids

  Preface. Last updated 2022-9-5   The first article below explains what microgrids will look like in the future.  But first a brief look at what a microgrid is, as Angwin explains in her book  “Shorting the Grid. The Hidden Fragility … Continue reading

Posted in Alternative Energy, Distributed Generation, Electric Grid & EMP Electromagnetic Pulse, Grid instability, Photovoltaic Solar, Wind | Tagged , , , , | 1 Comment

The orbiting solar power fantasy

Preface. This 2020 article “Solar Power Beamed Down To Earth From Space Moves Forward” will leave you all warm, fuzzy, and unworried about the future. The Scientists Will Come Up With Something.  But that’s because you know little to nothing … Continue reading

Posted in Far Out, Orbiting Solar | Tagged , , | 2 Comments

Negative energy return of solar PV in Northern Europe

Preface.  I once yanked this paper after huge blow back, almost as bad as nuclear proponents, but in the past few years, I have no reason to doubt Ferroni and Hopkirks methods, boundaries, or conclusions, so I’m putting this post … Continue reading

Posted in Photovoltaic Solar, Solar EROI | Tagged , , , | Comments Off on Negative energy return of solar PV in Northern Europe

Updates to Life After Fossil Fuels: A Reality Check on Alternative Energy

Updates to “Life After Fossil Fuels” Last updated 28 April 2024. Other posts related to this book here. My book is about our many dependencies on fossil fuels, quickly depicted in these very short videos:  Life without Petroleum  A Day … Continue reading

Posted in Biofuels, Fusion, Groundwater, How Much Left, Hydrogen, Life After Fossil Fuels, Peak Water | Tagged , , , , , , , , , | 3 Comments

Compressed air energy storage (CAES)

Preface. Besides pumped hydro storage (PHS), which provides 99% of energy storage today, CAES is the only other commercially proven energy storage technology that can provide large-scale (over 100 MW) energy storage. But there are just two CAES plants in … Continue reading

Posted in CAES Compressed Air | Tagged , , , , | Comments Off on Compressed air energy storage (CAES)

Tree planting is not a simple solution but sure beats Carbon Capture!

Preface.  The article from Science below lists both negative and positive outcomes depending on where trees are planted. The unintended negative effects could be a reduced water supply, the destruction of native grasslands and spread of invasive tree species, or … Continue reading

Posted in Carbon Capture & Storage (CCS), Plant Trees | Tagged , , | 4 Comments

How safe and cheap are Gen IV Advanced Nuclear Reactors?

Preface. Peak conventional oil, which supplies over 95% of our oil, may have peaked in 2008 (IEA 2018) or 2018 (EIA 2020). We are running out of time. And is it really worth building these small modular reactors (SMR) given … Continue reading

Posted in Gen IV SMR reactors | Tagged , , , | 4 Comments

Walter Youngquist: Geodestinies dams and hydropower

Preface. I was fortunate enough to know Walter for 15 years. He became a friend and mentor, helping me learn to become a better science writer, and sending me material I might be interested in, and delightful pictures of him … Continue reading

Posted in Hydropower, Walter Youngquist | Tagged , , | Comments Off on Walter Youngquist: Geodestinies dams and hydropower

Disposal of nuclear waste in municipal landfills

Preface. The pandemic is probably going to enable a lot of bad legislation to be snuck in while attention is focused elsewhere. This proposal is for low-level waste in landfills. But the big problem is that nothing at all is … Continue reading

Posted in Nuclear Waste | Tagged , | 5 Comments