Keywords
agriculture, air pollution, animal family, brown, color, contrasts, cooling tower, cow, day, differential focus, energy, environmental conservation, environmental issues, field grass, fuel and power generation, global warming, grazing, horizontal, industry, landscape, livestock, medium group of animals, nature, no people, outdoors, photography, power station, rural scene, scenics, smoke, smoke stack, steam, tree, unknown, 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, 973009