Ключевые слова: alternative, blue, bright, bulb, cells, city, clean, conservation, eco, ecological, ecology, electric, electrical, electricity, energy, environment, equipment, generation, global, green, heat, illuminated, industrial, industry, innovation, iron, lamp, lamppost, led, light, lighting, night, panel, pole, post, power, renewable, resources, road, solar, street, streetlamp, streetlight, structure, sun, supply, technology, urban,