While it is true that burning coal produces more greenhouse emissions, it does reduce our dependence on foreign oil since coal is mostly mined here, while natural gas will increasingly need to be imported. Our best option is burning biomass or biogas from manure to power ethanol refineries, but coal will play a role as long as it lasts in sufficient quantities. -- Jeffrey Goettemoeller
Carbon cloud over a green fuel | csmonitor.com:
by Mark Clayton -- 3/23/2006
"An Iowa corn refinery, open since December, uses 300 tons of coal a day to make ethanol."
Friday, March 24, 2006
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