Ключевые слова: bright, bulb, change, clean, climate, conservation, development, earth, eco, ecofriendly, ecology, energy, environment, forest, future, global, glowing, green, green energy, growth, hope, idea, illumination, innovation, jungle, leaf, leaves, lightbulb, natural, nature, plant, plants, power, progress, protection, renewable, renewable energy, shine, solution, sustainability, sustainable, technology, world,