Ключевые слова: alternative, blue, bulb, clean, climate, concept, conservation, creative, earth, eco, ecologic, ecology, electric, electricity, energy, environment, environmental, generate, global, green, home, idea, industry, innovation, light bulb, natural, nature, planet, pollution, power, protect, renewable, resource, sky, solar, solution, sources, sunlight, supply, sustainable, technology, turbine, warming, wind, windmill, world,