Category Archives: What to do

Rationing. Book review of “Any way you slice it” by Stan Cox

Preface. I can’t imagine that there’s a better book on rationing out there, but of course I can’t be sure, I don’t feel the need to find others on this topic after reading this book. As usual, I had to … Continue reading

Posted in Agriculture, Rationing | Tagged , | 1 Comment

How to make biomass last longer

Preface. Before fossil fuels, societies were able to make their forests last longer than today. Felling tall trees and killing them was rare except for special needs such as making bridges or ships. For firewood and other needs, trees were … Continue reading

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Book Review: The Age of Wood: Our Most Useful Material & the Construction of Civilization

Preface. This is a book review, mainly with excerpts, of Ennos’s book “The Age of Wood. Our Most Useful Material and the Construction of Civilization”. If you know anything about woodworking, you will enjoy the detailed descriptions of how and … Continue reading

Posted in Energy Books, Jobs and Skills, Life After Fossil Fuels, Wood | Tagged , , , , , | 1 Comment

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

Not enough rare metals to scale up solar power

  Preface. Sunshine may be free, but the materials to make solar contraptions sure aren’t.  Since sunshine arrives in a diluted form, vast expanses of solar photovoltaic panels will be needed to produce the world’s 24,000 Terawatt hours of electrical … Continue reading

Posted in Alternative Energy, Mining, Peak Critical Elements, Peak Rare Earth Elements, Photovoltaic Solar, Recycle, Recycling | Tagged , , , , , , , | 5 Comments

Why rare and valuable metals are not recycled

Preface. This is a post about why rare and critical metals aren’t recycled at all or at best, just a small percent. Basically it is still cheaper to mine them from scratch than to try to separate them out from … Continue reading

Posted in Peak Critical Elements, Peak Platinum Group Elements, Peak Precious Elements, Peak Rare Earth Elements, Recycle, Recycling, Ugo Bardi | Tagged , , , , , , , , | 5 Comments

Even Pencils will be hard to make

Preface. Most of us are unaware of how complex our society is, how things are made, how food is grown, how stuff is delivered, and the people, energy, transportation, and kinds and sources of materials in every day objects.  This … Continue reading

Posted in EROEI Energy Returned on Energy Invested, Localization, Supply Chains | Tagged , , , , | 2 Comments

The Fragility of Microchips

Preface. This is an introduction to how microchips are made to give you an idea of how difficult and amazing they are.  This is a very high-level overview gathered mostly from the textbooks of Quirk (2001) and Van Zant (2004). … Continue reading

Posted in 2) Overshoot, An Index of Best Energyskeptic Posts, Infrastructure & Fast Crash, Interdependencies, Localization, Manufacturing & Industrial Heat, Microchips and computers, Supply Chains | Tagged , , , , , | 8 Comments

Renewables: not enough minerals, energy or time and mining is destructive

Preface. Electricity generating contraptions like wind and solar can’t replace the 50% of oil used in global manufacturing, because they can’t generate the high heat needed, or run battery or catenary electric trucks as I explained in “When Trucks Top … Continue reading

Posted in Alternative Energy, Battery - Utility Scale, Peak Critical Elements, Peak Platinum Group Elements, Peak Rare Earth Elements, Peak Resources, Recycle, Recycling, Solar, Wind | Tagged , , , , , , , | 5 Comments

Minerals essential for wind, solar, and high-tech, are anything but clean and green

This is a book review of Pitron’s “The rare metals war”.  To produce the metals and minerals to make a transition to wind, solar, nuclear and so on would be incredibly destructive and polluting. A fifth of China’s arable land … Continue reading

Posted in Battery - Utility Scale, Mining, Peak Critical Elements, Peak Rare Earth Elements, Peak Resources, Photovoltaic Solar, Recycle, Recycling, Wind | Tagged , , , , | 1 Comment