Minnesota Public Radio slideshow:
Rising heating prices spur a surge in solar projects
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Christine Ziebold points to a thermostat in her basement that records the temperature of the solar hot water tank used to heat her home. It registers 180 degrees Farenheit. (MPR Photo/Lorna Benson)

Christine Ziebold points to a thermostat in her basement that records the temperature of the solar hot water tank used to heat her home. It registers 180 degrees Farenheit.

(MPR Photo/Lorna Benson)
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