Minnesota Public Radio slideshow:
Rising heating prices spur a surge in solar projects
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Christine Ziebold and John Carpenter have eight solar thermal heating panels on the lower edge of their roof. They also have 12 solar electric panels lining the top edge of the roof. (MPR Photo/Lorna Benson)

Christine Ziebold and John Carpenter have eight solar thermal heating panels on the lower edge of their roof. They also have 12 solar electric panels lining the top edge of the roof.

(MPR Photo/Lorna Benson)
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