Search Results for: bio fuels

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

Alice Friedemann. 2017. Peak Soil.   Last updated: June 4, 2017, first published 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 … Continue reading

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

Electric Cars and Biofuels switch dependence from foreign oil to domestic water and weather risks

  Figure 1. Energy/Water Nexus Amy Hardberger, Matthew E. Mantell, Michael Webber, Carey W. King, Karl Fennessey [ This Senate hearing covers a lot of ground. I found the most interesting testimony to be the intersection of water and energy, … Continue reading

Posted in Drought, Energy Production, Hydropower, Transportation, Water | Tagged , , , | 1 Comment

Are biofuels a sustainable and viable energy strategy?

[In 2000, Melanie Kenderine at the U.S. Department of energy stated that: “This nation has abundant biomass resources (grasses, trees, agricultural wastes) that have the potential to provide power, fuels, chemicals and other bio-based products” (136). That’s a good point … Continue reading

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National Algal Biofuels Technology Roadmap, Department of Energy

[ This is the best document of the many I’ve read. If my post Dozens of reasons why the world doesn’t run on algal biofuels didn’t convince you that the scientists are NOT likely to come up with something, get … Continue reading

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Biofuels do not scale up enough to power society

Richard, T. August 23, 2010. Challenges in scaling up biofuels infrastructure. Science. (329)   Below are excerpts from this paper.  Look at the impossible scale of biomass required: 150 EJ/year = 15 billion metric tons of plant biomass = 200 billion … Continue reading

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Dozens of reasons why the world doesn’t run on algal biofuels

[ One of the few materials that could even scale up enough to replace oil are plants.  But algae won’t be one of them for the many reasons below. Alice Friedemann   www.energyskeptic.com  author of “When Trucks Stop Running: Energy and … Continue reading

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Germany National Academy of Sciences report: Don’t use biofuels

July 26, 2012.  Bioenergy — Chances and Limits. German National Academy of Science (Leopoldina Nationale Akademie der Wissenschaften). Page 30-56 English Version. A major motivations for using bio-energy is to reduce climate change from carbon dioxide (CO2) emissions by substituting … Continue reading

Posted in Algae, Biofuels, Biomass, Biomass EROI, Wood | Tagged , , , , | 2 Comments

Biofuels can be explosive

Oil and natural gas can be cheaply distributed by pipeline, but ethanol must move by very expensive truck or train. 6 Feb 2011. Ohio train derailment prompts evacuations. CNN. 7 Oct 2011. Freight Train Derailment in Illinois Prompts Evacuations.   Associated … Continue reading

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Kurt Cobb: Peak oil production has been hidden by the EIA by including condensate and other non-transportation fuels

[ The Energy Information Administration has done what they can to hide peak oil production by adding in everything but the kitchen sink to overall oil production numbers, such as ethanol and natural gas liquids, which are not true transportation … Continue reading

Posted in How Much Left, Kurt Cobb, Peak Oil | Tagged , , , , | 2 Comments

Book review of Failing states, collapsing systems biophysical triggers of political violence by Nafeez Ahmed

[ In this post I summarize the sections of Nafeez’s book about the biophysical factors that bring nations down (i.e. climate change drought & water scarcity, declining revenues after peak oil, etc.) The Media tend to focus exclusively on economic … Continue reading

Posted in Agriculture, Cascading Failure, Caused by Scarce Resources, Collapse of Civilizations, Collapsing, Drought, Drought, Exports decline to ZERO, Interdependencies, Limits To Growth, Middle East, Net Energy Cliff, Other Experts, Over Oil, Overpopulation, Peak Oil, Violence, War & Violence | Tagged , , , , , | 3 Comments