CHRIS SATTLBERGER / SCIENCE PHOTO LIBRARY CHRIS SATTLBERGER / SCIENCE PHOTO LIBRARY
Solar water heaters. Each heater in the array has parabolic mirrors that focus the Sun's light onto a pipe containing water. The water may be supplied to homes or businesses, or may be used to drive steam turbines for electricity generation. Photographed in southern Spain.
Model release not required. Property release not required.