Categories
-
Recent Posts
- Minerals essential for wind, solar, and high-tech, are anything but clean and green
- Book list: What to do about peak everything and limits to growth
- 328 Million Americans use 3.2 million pounds of minerals, metals, and fuels in their lifetime
- Batteries are made of rare, declining, critical, and imported elements
- Livestock threatened by toxic invasive species on rangeland
Recent Comments
- Sean on Book list: What to do about peak everything and limits to growth
- Bill Chaffee on Book list: What to do about peak everything and limits to growth
- Kira on Book list: What to do about peak everything and limits to growth
- Arthur Noll on Livestock threatened by toxic invasive species on rangeland
- energyskeptic on Book list: What to do about peak everything and limits to growth
Archives
- January 2021
- December 2020
- November 2020
- October 2020
- September 2020
- August 2020
- July 2020
- June 2020
- May 2020
- April 2020
- March 2020
- February 2020
- January 2020
- December 2019
- November 2019
- October 2019
- September 2019
- August 2019
- July 2019
- June 2019
- May 2019
- April 2019
- March 2019
- February 2019
- January 2019
- December 2018
- November 2018
- October 2018
- September 2018
- August 2018
- July 2018
- June 2018
- May 2018
- April 2018
- March 2018
- February 2018
- January 2018
- December 2017
- November 2017
- October 2017
- September 2017
- August 2017
- July 2017
- June 2017
- May 2017
- April 2017
- March 2017
- February 2017
- January 2017
- December 2016
- November 2016
- October 2016
- September 2016
- August 2016
- July 2016
- June 2016
- May 2016
- April 2016
- March 2016
- February 2016
- January 2016
- December 2015
- November 2015
- October 2015
- September 2015
- August 2015
- July 2015
- June 2015
- May 2015
- April 2015
- March 2015
- February 2015
- January 2015
- December 2014
- November 2014
- October 2014
- September 2014
- August 2014
- July 2014
- June 2014
- May 2014
- April 2014
- March 2014
- February 2014
- January 2014
- December 2013
- November 2013
- October 2013
- September 2013
- August 2013
- July 2013
- June 2013
- May 2013
- April 2013
- March 2013
- January 2013
- December 2012
- November 2012
- October 2012
- September 2012
- August 2012
- July 2012
- June 2012
- May 2012
- April 2012
- March 2012
- February 2012
- January 2012
- December 2011
- November 2011
- October 2011
- September 2011
- July 2011
- June 2011
- April 2011
- March 2011
- January 2011
- January 2010
Meta
Please follow & like us :)
Tag Archives: biofuel
Challenges & opportunities for alternative transportation fuels and vehicles. U.S. House hearing, 2011
Congress is aware that an energy crisis looms, though they seldom acknowledge or deal with it. Here are a few excerpts from this hearing: Michael F. Doyle, Pennsylvania. It seems like we repeat this cycle in this country decade after … Continue reading
Posted in Alternative Energy, Energy Dependence, Energy Policy, Transportation
Tagged biodiesel, biofuel, cellulose, energy crisis, energy dependence, natural gas
Comments Off on Challenges & opportunities for alternative transportation fuels and vehicles. U.S. House hearing, 2011
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 aquifer depletion, biodiesel, biofuel, climate change, EROEI, EROI, erosion, ethanol, fertilizer, hunger, peak soil, pollution, topsoil
2 Comments
U.S. GAO on mutually dependent water and energy
[ This post contains excerpts from a Government Accountability Office on the interdependency of water and energy. Mutual dependencies make the essential systems that keep us alive more fragile, since disruption in one can cause shortages or failures in related … Continue reading
Posted in Energy Production, GAO Government Accountability Office, Interdependencies
Tagged biofuel, climate change, oil, water
Comments Off on U.S. GAO on mutually dependent water and energy
Are biofuels a sustainable and viable energy strategy?
Preface. 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 … Continue reading
Posted in Biofuels, EROEI Energy Returned on Energy Invested
Tagged biofuel, EROEI, EROI, net energy, subsidies
Comments Off on Are biofuels a sustainable and viable energy strategy?
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
Biofuel distribution wastes valuable diesel fuel
Biofuels can’t use the existing refined petroleum distribution pipeline system, by far the cheapest way to move fuel — 17.5 times cheaper than truck, 5 times less than rail, 2.25 times less than barge, on average (Curley), so delivery of … Continue reading
Posted in Biofuels
Tagged biofuel, distribution, pipeline
Comments Off on Biofuel distribution wastes valuable diesel fuel
New land converted to cropland to grow biofuel crops equal to 34 coal-fired power plants
Summary of article below: Between 2008 and 2012 over 7 million acres new land, much of it grasslands, were converted to croplands, damaging native ecosystems, and mimics the extreme land-use change that led up to the Dust Bowl in the … Continue reading
GAO on why ethanol, and other non-drop in fuels, face pipeline & installation at service station challenges
[The challenges that ethanol faces in being put into new or modified pipelines and added to gas stations are issues faced by all alternative fuels (methanol, CNG, LNG, DME, diesohol, CTL, hydrogen, and so on) in a transition from gasoline … Continue reading
Posted in Automobiles, Biofuels, Fuel Distribution, Pipeline
Tagged biofuel, E85, ethanol, non drop-in fuel, pipeline, service station
Comments Off on GAO on why ethanol, and other non-drop in fuels, face pipeline & installation at service station challenges
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
Posted in Biofuels
Tagged biofuel, delivery, densification, lignocellulosic, limits to growth, scaling up, transport
Comments Off on Biofuels do not scale up enough to power society
Biogas
Hayes, Denis and Gail. 2015. Cowed: The Hidden Impact of 93 Million Cows on America’s Health, Economy, Politics, Culture, and Environment. W.W. Norton & Company. Digesters are more about controlling pollution than generating electricity. If every ounce of manure from … Continue reading