The other concern is the high degree of embedded (and unsustainable) fossil fuels required for
grain ethanol production.
Not exact matches
In the feedlot, cattle are primarily fed
grains like corn and soy and distillers
grains which are a byproduct of
ethanol production.
By 2001 every BTU consumed in
ethanol production generated 67 percent more energy, when coproducts like distillers»
grains are taken into account.
Meats from feedlots can be given such things as corn, corn by - products (some is derived from high fructose corn syrup
production and
ethanol), barley, milo, wheat, and other
grains and roughage that often consists of corn stalks, alfalfa, cottonseed meal, and premixes of chemical preservatives, antibiotics, and fermentation products.
Analysis by Kansas State
grain scientists found that next generation DDGs (left - overs from the
production of
ethanol that includes residues of yeast) contain 50.8 percent crude protein, compared with 47.8 percent in soybean meal or 67.1 percent in corn gluten meal.
The key factors determining carbon emissions for corn - based
ethanol are (1) whether coal or natural gas is used to power the
ethanol plant, (2) whether distillers
grains are dried or sold wet, and (3) whether expansion of corn acreage comes mainly from reduced acreage of lower - value crops or if idled land is brought into
production.
Pimentel also was an early critic of
grain - based
ethanol fuel
production.
Ethanol makers experienced improved financial performance because of changes out of their control - as in the case of natural gas prices falling drastically in response to increased fracking for natural gas
production - but lost money because of increased corn prices caused by escalating Chinese
grain demand.
Robert, the notion that western
grain production feeds the third world is just as much a con job as the notion of
ethanol from
grain.
Industrial countries could produce enough sugar cane /
grain ethanol and / or cellulosic
ethanol to replace the 75 + million barrels / day they consume without adversed effects on food
production and / or major changes in land use.
Although human beings have been producing
ethanol,
grain alcohol, from sugar and starch for millennia, it is only in recent years that the genetic engineering of biocatalysts has made possible such
production from the hemicellulose and cellulose that constitute the substantial majority of the material in most plants.
Gary Schnitkey, Darrel Good, and Paul Ellinger, «Crude Oil Price Variability and Its Impact on Break — Even Corn Prices,» Farm Business Management, 30 May 2007; 2006
grain used for
ethanol from U.S. Department of Agriculture (USDA), Economic Research Service (ERS), Feed Grains Database, at www.ers.usda.gov, updated 28 September 2007; 2006 grain harvest from USDA, Production, Supply and Distribution, electronic database at www.fas.usda.gov/psdonline, updated 12 September 2007; 2008 ethanol requirement from Renewable Fuels Association, «Ethanol Biorefinery Locations,» at www.ethanolrfa.org, updated 28 September 2007; 2008 grain harvest from Interagency Agricultural Projections Committee, Agricultural Projections to 2016 (Washington, DC: USDA, February
ethanol from U.S. Department of Agriculture (USDA), Economic Research Service (ERS), Feed
Grains Database, at www.ers.usda.gov, updated 28 September 2007; 2006
grain harvest from USDA,
Production, Supply and Distribution, electronic database at www.fas.usda.gov/psdonline, updated 12 September 2007; 2008
ethanol requirement from Renewable Fuels Association, «Ethanol Biorefinery Locations,» at www.ethanolrfa.org, updated 28 September 2007; 2008 grain harvest from Interagency Agricultural Projections Committee, Agricultural Projections to 2016 (Washington, DC: USDA, February
ethanol requirement from Renewable Fuels Association, «
Ethanol Biorefinery Locations,» at www.ethanolrfa.org, updated 28 September 2007; 2008 grain harvest from Interagency Agricultural Projections Committee, Agricultural Projections to 2016 (Washington, DC: USDA, February
Ethanol Biorefinery Locations,» at www.ethanolrfa.org, updated 28 September 2007; 2008
grain harvest from Interagency Agricultural Projections Committee, Agricultural Projections to 2016 (Washington, DC: USDA, February 2007).
Today 6.5 % of the world's
grain is being used as feedstock for global
ethanol production representing only one million barrels per day of the 85million barrels consumed daily.
By - products of
ethanol production include distiller's
grain, which is used as a very low cost cattle feed, and also corn oil can be extracted, which can be converted into biodiesel.
Chapter 2 Data: Population Pressure: Land and Water (XLS PDF Highlights) World
Grain Production and Consumption, 1960 - 2009 World
Grain Consumption and Stocks, 1960 - 2009 Wheat - Oil Exchange Rate, 1950 - 2008 Wheat
Production in Saudi Arabia, 1960 - 2009, with Projection to 2016
Grain Harvested Area Per Person in Selected Countries and the World in 1950 and 2000, with Projection to 2050 U.S. Corn
Production and Use for Fuel
Ethanol, 1980 - 2009 Countries Overpumping Aquifers in 2009 World Irrigated Area and Irrigated Area Per Thousand People, 1950 - 2007 World Population of Cattle, Sheep, and Goats, 1961 - 2007 Livestock and Human Populations in Africa, 1961 - 2007 Livestock and Human Populations in Nigeria, 1961 - 2007 Livestock and Human Populations in China, 1961 - 2007 World Total and Per Person Wild Fish Harvest, 1950 - 2007 Top of Page
Food riots in several nations due to raising prices that are at least partially directly tied to diversion of
grain crops to
ethanol production.
Vilsack's support for unsustainable industrial
ethanol production has already caused global corn and
grain prices to skyrocket, literally taking food off the table for a billion people in the developing world.»
Indeed, an article in Popular Science cites a study by the Center for Agricultural and Rural Development at Iowa State University that predicts that U.S.
ethanol production could consume more than half of corn, wheat and coarse
grains by 2012, ratcheting up food prices and potentially causing massive shortages.
In Vicksburg AZ is an
ethanol refinery integrated with a dairy farm getting a 10 to1 return, producing milk,
ethanol, biodeisel, distillers
grains, and methane
production power.
The researchers conclude: «The energy discarded in wasted food is more than the energy available from many popular efficiency and energy procurement strategies, such as the annual
production of
ethanol from
grains and annual petroleum available from drilling in the outer continental shelf,» and so minimizing wasted food means minimizing overall energy consumption.
Corn to
ethanol production also produces distillers
grain, a low cost animal feed.