Keywords
alternative, alternative energy, backlit, construction plan, cropped, daytime, electricity, energy, environment, environment protection, helmet, look over the shoulder, man, mechanic, outdoors, person, plan, planning, power generation, power supply, profession, rear view, renewable, solar collector, solar energy, solar energy system, solar panel, two people, watch, work, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, iblvch03773006