Ключевые слова: alternative, bio, businessman, car, computer, concept, design, device, digital, earth, eco, ecological, ecology, electric, energy, environment, environmental, friendly, future, green, hand, house, hud, icon, innovation, interface, laptop, leaf, man, natural, nature, organic, planet, plant, power, protection, recycle, recycling, renewable, save, solar, sources, sphere, symbol, technology, touchscreen, tree, using, windturbine, world,