Ключевые слова: background, bulb, business, care, clean, concept, consumption, creative, development, earth, eco, ecology, electric, electricity, energy, environment, environmental, friendly, future, global, green, grow, growing, growth, icon, idea, industry, innovation, inspiration, invention, lamp, leaf, light, lightbulb, natural, nature, plant, power, protection, renewable, resource, save, saving, solar, sustainability, sustainable, symbol, technology, tree,