Author Archives: energyskeptic

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

Autos need finite rare earth, critical, & precious metals

An electric car uses five times as many minerals as a conventional car (IEA 2020): IEA, Minerals used in selected power generation technologies, IEA, Paris https://www.iea.org/data-and-statistics/charts/minerals-used-in-selected-power-generation-technologies There are 17 rare earth elements (REE) that China controls up to 97% of … Continue reading

Posted in Automobiles, Peak Rare Earth Elements | Tagged , , , , , , , , , | 1 Comment

How are microchips made?

Preface. Computer chip fabrication plants need to run continuously for weeks to accomplish the thousands of steps needed to make microchips. A half-hour power outage at Samsung’s Pyeongtaek chip plant caused losses of over $43 million dollars (Reuters 2019). Chip … Continue reading

Posted in Chemicals, Microchips and computers | Tagged , | 16 Comments

Many steps using fossil fuels to make cans & potato chips

Preface.  I am gobsmacked by how much energy goes into making beverage cans and potato chips, look at all the steps, each one using energy!  Why haven’t we run of oil yet? Especially when you look at everything else out … Continue reading

Posted in EROEI Energy Returned on Energy Invested, Manufacturing & Industrial Heat | Tagged , , , , | 8 Comments

Will the Great Game be won by Cyber Attacks?

Preface.  This is a book review of Joel Brenner’s “America the Vulnerable: Inside the New Threat Matrix of Digital Espionage, Crime, and Warfare”. The ransom cyber attack on the colonial pipeline forced the shutdown of a vital pipeline delivering half … Continue reading

Posted in China and War, Cyber, Cyber Attack Books, CyberAttacks, War Books | Tagged , , , | Comments Off on Will the Great Game be won by Cyber Attacks?

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

Ugo Bardi’s The Universal Mining Machine

Preface. Below I’ve excerpted some of Ugo Bardi’s “The Universal Mining Machine” (24 January 2008 europe.theoildrum), but I’ve left a great deal out of this excellent article, I encourage you to read all of it if you have time. The … Continue reading

Posted in Mining, Peak Critical Elements, Ugo Bardi | Tagged , , , | 4 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

Book list: What to do about peak everything and limits to growth

If you search on prepping you’ll get 262 million results. That isn’t my focus, there are plenty of groups and websites devoted to that.  Where best to be is important but hard to decide since initially cities might be best … Continue reading

Posted in Advice, Book List, Where to Be or Not to Be | Tagged , , , | 14 Comments