Tag Archives: EROI

Why solar power can’t save us from the coming energy crisis

Preface. Embedded within the posts below are many reasons why solar electricity can’t replace fossil fuels.  All solar and wind do is add to the giant fire of burning fossil fuels with just a tiny bit more power, about 4% … Continue reading

Posted in Alternative Energy, CSP with thermal energy storage, Solar, Solar EROI | Tagged , , , | 1 Comment

How United Nations scientists are preparing for the end of capitalism

Preface. The article below was written by Nafeez Ahmed, who wrote one of my favorite books  “Failing States, Collapsing Systems: BioPhysical Triggers of Political Violence“. Ahmed writes: “Most observers have no idea of the current biophysical realities – that the driving … Continue reading

Posted in Crash Coming Soon, Organizations | Tagged , , , , , | 3 Comments

47 Reasons why wind power can not replace fossil fuels

Preface. Electricity simply doesn’t substitute for all the uses of fossil fuels, so windmills will never be able to reproduce themselves from the energy they generate — they are simply not sustainable.  Consider the life cycle of a wind turbine … Continue reading

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

Why Concentrated Solar Power is not a good choice for a 100% Renewable Energy System

Preface.  The authors conclude that: In light of the obtained results — a low capacity factor and Energy Returned on Invested, an intensive use of materials—some scarce, and the significant seasonal intermittence) — the potential contribution of current CSP technologies … Continue reading

Posted in Concentrated Solar Power | Tagged , , , | 5 Comments

Crash alert: China’s resource crisis could be the trigger

Preface.  Way to go Nafeez Ahmed, your second home run of reality based reporting on the energy crisis this week.  There are countless economists within the mainstream media predicting an economic crisis worse than in 2008, but they totally ignore … Continue reading

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Why tar sands, a toxic ecosystem-destroying asphalt, can’t fill in for declining conventional oil

[ This is a book review of Tar Sands: Dirty Oil and the Future of a Continent, 2010 edition, 280 pages, by Andrew Nikiforuk. Many “energy experts” have said that a Manhattan tar sands project could prevent oil decline in … Continue reading

Posted in Oil (Tar) Sands | Tagged , , , | 2 Comments

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 , , , , , | Comments Off on Peak Oil, Coal and Natural gas in China

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

Posted in Solar, Solar EROI, Wind, Wind EROI | Tagged , , , , , , | 3 Comments

Richard Heinberg on why low oil prices do not mean there is plenty of oil, EROI, collapse

[ Yet another wise, thoughtful, and wide-ranging essay from my favorite writer of the many facets of a civilization about to decline as it is starved of the fossil fuels that feed it.  Although the topics are quite varied, Heinberg … Continue reading

Posted in Oil, Peter Turchin, Richard Heinberg, Social Disorder | Tagged , , , , , , , | 8 Comments

Peak soil: Industrial agriculture destroys ecosystems and civilizations. Biofuels make it worse.

Alice Friedemann. 2017. Peak Soil.  Last update Oct 23, 2017, first 2007 [ Formerly titled: Why Biofuels are Not Sustainable and a Threat to America’s National Security.  Shorter versions appear in the following books: Jacqueline Langwith, ed. 2008.  “Opposing Viewpoints: Renewable … Continue reading

Posted in Alternative Energy, Biofuels, Biomass, Energy, Peak Biofuels, Soil, Soil | Tagged , , , , , , , , , , , , | 2 Comments