Enlarge image
DOE has conducted detailed baseline solar market assessments for all 22 teams in order to quantify their improvements at the end of the year-long Rooftop Solar Challenge. Photo from Denver Museum of Nature and Science
Enlarge image
DOE has conducted detailed baseline solar market assessments for all 22 teams in order to quantify their improvements at the end of the year-long Rooftop Solar Challenge. Photo from Denver Museum of Nature and Science