Keywords
air contamination, air pollution, airpollution, alfresco, alternative energy, ambiance, building, building structure, cipher, circulo de conocidos, clear sky, climatic condition, coal, coal-fired power station, colliery, color, color image, color-image, colored, colorimage, colors, colour, colour image, colour-image, colours, construction, construction site, contamination, contamination in air, creating from raw materials, cypher, day, dirtying, ember, environment, environmental condition, environmental damage, environnement, environs, europe, excavation, exterior, exteriors, firewood, fossil fuel, fragment, fuel and power generation, geographic area, geographic region, geographical region, germany, global warming, global-warming, heating, high angle, high angle view, high angle-view, high view, high-angle, high-angle view, high-view, hole in the ground, horizontal, horizontally, horizontals, impureness, impurity, industry, juchen, making, mediterranean countries, mine, mining, mountain range, no body, no-body, nobody, nonentity, nonexistent, north rhine-westphalia, open pit mine, out of doors, out-of-doors, outdoor, outdoors, outside, outsides, photo, photo graphy, photo-graphy, photographs, photography, photography themes, photos, pictorial representation, picture taking, picturing, pollute, polluted, pollutes, polluting, pollution, pollution clear sky, pollution of air, power, power generation, power plant, power station, power stations, power-station, powerhouse, row wise, row- wise, smoke, smoke stack, smoke stacks, social issues, surround, surroundings, surrounds, umwelt, warming, 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, 217275