Keywords
africa, america, arctic circle, atlantic ocean, black background, blue planet, canada, central america, coastline, color image, continent, day, digital composite, earth, earth science, full earth, geography, global, global warming, globe, greenland, horizontal, ice, land feature, landform, landmass, map, no people, north america, north pole, northern hemisphere, ocean, outdoors, outer space, photography, physical geography, planet, polar climate, polar ice caps, polar regions, round, sea, single object, space, sphere, studio shot, terrestrial, topography, united states, western hemisphere, whole, world, worldwide, 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, stk204100s