Ключевые слова: alternative, background, bulb, care, climate, concept, consumption, eco, ecologic, ecological, ecology, electricity, energy, environment, environmental, friendly, glass, global, green, growth, idea, incandescent, innovation, inside, kyoto, lamp, light, lightbulb, natural, nature, planet, plant, power, preserve, problem, renewable, resource, save, solar, solution, solving, sprout, sustainable, symbol, technology, tree, tungsten, warming, white,