Ключевые слова: background, bulb, business, concept, conservation, creative, development, earth, eco, ecological, ecology, economy, electricity, energy, environment, environmental, friendly, future, global, green, growth, icon, idea, innovation, lamp, leaf, light, light bulb, natural, nature, organic, paper, planet, plant, pollution, protection, recycling, reduce, renewable, resource, reuse, reusing, save, solar, sustainability, sustainable, symbol, technology, tree,