Category Archives: Biomass EROI

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 , , | 2 Comments

Why studies come up with different Energy Returned on Invest (EROI) results: can it be fixed?

[ There are many issues with biofuels beyond their trivial to negative energy return on investment (EROI). In Peak Soil I point out that current industrial farming techniques are destroying topsoil about 15 times faster than pre-fossil fuel economies — … Continue reading

Posted in Biofuels, Biomass EROI, Charles A. S. Hall | Tagged , , , | Comments Off on Why studies come up with different Energy Returned on Invest (EROI) results: can it be fixed?

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