Ключевые слова: 3d rendering, alternative, architecture, area, asphalt, blue, building, business, city, cityscape, clean, conservation, district, downtown, eco, ecology, electricity, emission, empty, energy, environment, friendly, garden, generation, green, highway, illustration, metropolis, mill, park, pathway, propeller, renewable, resource, road, roadside, roadway, route, sky, smart, sustainable, tower, track, tree, turbine, urban, way, wind, windfarm, zero,