Ключевые слова: abstract, background, biology, bulb, business, businessman, button, cloud, communication, community, company, computer, concept, connection, design, development, digital, earth, eco, ecological, ecology, electric light, electricity, energy, energy efficient, entrepreneurship, environment, environmental, environmental issues, finger, future, global, green, hand, health, icon, idea, innovation, internet, light, lightbulb, media, nature, network, people, power, power supply, science, screen, social, success, sustainable, symbol, system, technology, touch, web, world,