Ключевые слова: alternative, biodegradable, bright, bulb, change, clean, climate, concept, conservation, creativity, design, development, earth, eco, ecofriendly, ecology, efficiency, electricity, energy, environment, future, global, green, growth, idea, illumination, innovation, leaves, life, light, lightbulb, natural, nature, organic, plant, power, protection, recycle, renewable, save, solution, sustainable, technology, warming,