Keywords
abundance, alternative energy, back lit, beauty in nature, cagliari, carbon neutral, color image, conservation, copy space, countryside, distant, eco-friendly, efficiency, energy, environment, environmental conservation, environmental issues, environmentalism, fuel and power generation, green energy, green technology, hillside, hilltop, horizontal, in a row, italy, landscape, nature, nobody, outdoors, photography, preservation, remote, renewable energy, rural scene, sardegna, silhouette, sun, sunny, sunset, sustainability, sustainable resources, wind, wind power, wind turbine, 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, u17990258