Keywords
air pollution, architecture, bleak, blue sky, building, california, climate, copy space, dogpatch, environment, environmental, global warming, height, industrial, industry, low angle, nobody, north america, outdoors, outside, part of, pollution, san francisco, selective focus, smog, smoke, smokestack, steam, tall, tilt shift, united states, usa, vertical, 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, blm021692