Saturday, October 11, 2008
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Switchgrass is a type of prairie grass found in Minnesota. (MPR Photo/Mark Steil)
Energy from our prairies
Broadcast: Midmorning, 12/11/2006, 9:06 a.m.
A new study in the journal Nature suggests that prairie grass may be a more efficient and practical source for biofuel than soy or even corn.
Guests
David Tilman: Director of Cedar Creek Natural History area and chair of the Ecology Department at the University of Minnesota.
Audio
- Energy from our prairies (program audio)
Photos
More from MPR
- Ethanol is no cure-all for energy problems (07/10/2006)
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