Ключевые слова: bright, brightly lit, colored background, compact fluorescent lightbulb, concepts, copy space, earth day, economical, efficiency, electricity, energy, environmental conservation, environmentally, fluorescent, fluorescent light, fuel and power generation, green background, green color, horizontal, ideas, illuminated, light bulb, lighting equipment, no people, power, saver, single object, sparse, studio shot, vibrant color,