Solar-electric panels on a south-facing roof in Brooklyn, Mass.
SOLAR DESIGN ASSOCIATES/DOE/NREL
This roof-mounted solar-electric system is located on a garage in Block Island, R.I.
A solar-electric system is integrated into the metal standing-seam roof of this house in New Smyrna Beach, Fla.
Solar-electric panels for a home in New Hampshire. The roof of this house was shaded by large pines, so a freestanding system was installed instead.
CAROLYN A. DEMOREST/DOE/NREL
An off-grid solar-powered home in Golden, Colo.
Photovoltaics integrated into a solar awning over a back porch in California.