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- The Biblical Revelations, critical thinking, and how this affects us today
- Why the U.S. is ignoring nuclear winter in nuclear policies & strategies
- Oil choke points vulnerable to war, chaos, terrorism, accidents, & piracy
- Nuclear weapons must be reduced or we risk nuclear winter
- Fusion is already running out of fuel
- Peak Oil is Officially Here! World oil production peaked November of 2018
- Wood, the fuel of preindustrial societies, is half of EU renewable energy
- Rare Earth updates: recent research on why complex & intelligent life are rare in the Universe
- Book review of “Chip War” and the Fragility of microchips
- The tremendous material and energy toll of the digital economy
- Nuclear attack on U.S. could kill 90% of Americans
- What percent of Americans are rational?
- Book review of Lights Out. A Cyberattack. A Nation Unprepared. Surviving the Aftermath
- Off-Road vehicles & equipment need diesel fuel
- Book review of “Prime Movers of Globalization: the History & Impact of Diesel Engines & Gas Turbines”
Tag Archives: EROEI
Negative energy return of solar PV in Northern Europe
Preface. I once yanked this paper after huge blow back, 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 back. If you automatically dismiss this … Continue reading
Posted in Photovoltaic Solar, Solar EROI
Tagged energy return, EROEI, photovoltaic, solar
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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 collapse, EROEI, manufacturing, peak oil, pencil
2 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
The Invisible oiliness of everything
Preface. Even a simple object like a pencil takes hundreds of actions and objects requiring fossil energy to do and make. Not electricity. This is on of many reasons why wind, solar, or other contraption that make electricity can’t replace … Continue reading
Peak Oil, Coal and Natural gas in China
Preface. Below are excerpts from 2 articles. You may want to read Tverberg’s article here since I left out the charts and included just a few excerpts. Some key points: The world needs growing energy supply to support the world … Continue reading
Posted in EROEI Energy Returned on Energy Invested, Peak Coal, Peak Natural Gas, Peak Oil
Tagged china, EROEI, EROI, peak coal, peak natural gas, peak oil
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Renewable EROI must include storage, low capacity factor, wide boundaries
[ Trainer argues that when you consider how the capacity factor of wind and solar are to fossil plants, seasonality of wind and solar the number of facilities is quite large to deal with the intermittency problem. Therefore the storage … Continue reading
Richard Heinberg: Paul Krugman’s Errors and Omissions
Preface. This article by Richard Heinberg at Postcarbon refutes a column by Paul Krugmen called “Errors and Emissions Could Fighting Global Warming Be Cheap and Free?” here. Most of my friends and family think I’m nuts because articles like this … Continue reading
Posted in EROEI Energy Returned on Energy Invested, Richard Heinberg, Solar, Wind
Tagged climate change, end of growth, EROEI, paul krugman, richard heinberg, solar, wind
3 Comments
Peak soil: Industrial agriculture destroys ecosystems and civilizations: Biofuels make it worse
Preface. In 2018 I thought it was time to reorganize this post, as it grew more and more bloated and disorganized with new information. Eventually it turned into my 2021 book Life After Fossil Fuels: A Reality Check on Alternative … Continue reading
Posted in Alternative Energy, Biofuels, Biomass, Energy, Peak Biofuels, Peak Topsoil, Soil
Tagged aquifer depletion, biodiesel, biofuel, climate change, EROEI, EROI, erosion, ethanol, fertilizer, hunger, peak soil, pollution, topsoil
2 Comments
No, we’re not going to make ethanol out of CO2 and stop global warming
Preface. In the article below Robert Rapier debunks the research paper proposing to convert CO2 into ethanol. The researchers were honest and said “that the process is unlikely to be economically viable.” But the press spun it into a major … Continue reading
Posted in Biofuels, Biomass EROI, Critical Thinking, Far Out, Other Experts
Tagged critical thinking, EROEI, ethanol
2 Comments
Minerals: Natural gas from Ugo Bardi’s “Extracted”
Preface. This is just a small sampling of what Bardi thinks might happen post fossil fuels, mostly shortened and reworded. Here are 7 other posts from this great book: Mining: Waste, Pollution, Destruction Ugo Bardi predictions of the future Minerals … Continue reading
Posted in EROEI Energy Returned on Energy Invested, Oil & Gas Fracked
Tagged EROEI, EROI, fracked gas, shale gas, shale oil, tight gas, tight oil
1 Comment