Minnesota Public Radio slideshow:
Beating the high cost of energy -- with corn
<Previous1 2 Next>
Each of these barrels holds about 350 pounds of corn, and costs $16. One barrel will heat an average home for about a week. (MPR Photo/Mike Mulcahy)

Each of these barrels holds about 350 pounds of corn, and costs $16. One barrel will heat an average home for about a week.

(MPR Photo/Mike Mulcahy)
©2009 Minnesota Public Radio : Terms of Use