Grist | Topics | 2 Results

RESULTS		Results 1 – 2 of 2
Headline	Author	Published	Section
Ethanol and E. coli, part II Use of distiller grains in livestock rations has exploded	Tom Philpott	05 Dec 2007	Gristmill
Yesterday, I posted about how feeding cattle distillers grains -- the leftover from the corn-based ethanol process -- seems to raise the incidence of E. coli 0157. I was a bit vague on precisely how much of the stuff was making it into the livestock-feed supply. Thanks to the indefatigable Ray Wallace, I now know. The answer is: a boatload, and growing. Ray pointed me to an account of a letter sent by the National Corn Growers Association to the USDA. In it, NCGA ...
Topics: agriculture, biofuels, energy, ethanol, waste (all these topics)

Maybe not such a great idea after all? Feeding ethanol waste to cows	Tom Philpott	04 Dec 2007	Gristmill
Perhaps the most persistent debate around corn ethanol involves its 'net energy balance' -- that is, whether it consumes more energy in production than it delivers as a fuel. Even the studies that credit the fuel with a robust energy balance, like this one from the USDA, acknowledge that it's pretty much a wash unless you account for the "co-product" of the ethanol-making process. The ethanol process consumes only the starch component of corn, leaving behi ...
Topics: agriculture, biofuels, energy, ethanol, food, waste (all these topics)