Ключевые слова: bulb, concept, conservation, consumption, design, earth, eco, ecology, electricity, energy, environment, environmental, future, global, glowing, green, growth, hand, holding, idea, innovation, invention, lamp, leaf, light, light bulb, lightbulb, natural, nature, person, planet, plant, power, renewable, resource, save, small, solar, solution, success, sun, sunlight, sunshine, sustainability, sustainable, symbol, technology, tree, warming, white,