Tag Archives: ethanol

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

Fill ‘er up with kelp?

[ Here are just a few of the dozens of reasons why seaweed can’t make a dent in energy supplies: negative return on investment like corn ethanol much of it is already spoken for as animal feed, food and additives, … Continue reading

Posted in Biomass, Energy, Peak Biofuels, Seaweed | Tagged , , , , , , | Comments Off on Fill ‘er up with kelp?