Ключевые слова: abstract, africa, background, blue, business, businessman, care, cities, communication, computer, concept, continents, countries map, date, digital, earth, ecology, environment, environmental, geography, global, globalization, globe, glowing, hand, holding, human, illumination, interesting, internet, lakes, life, map, nature, networking, oceans, people, planets, polish, protection, rivers, showing, spirituality, states, symbol, technology, tribute, world, worldwide,