Keywords
air pollution, airplane, blue, cloud, cloudscape, color, day, direction, distant, environmental issues, flying, low angle view, mid-air, motion, no people, on the move, outdoors, photography, pollution, selective focus, single object, sky, speed, the way forward, transportation, travel, unknown, vapor trail, vertical, white, 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, 1113037