Ключевые слова: abstract, africa, air pollution, america, asia, astronomy, atmosphere, black, cloud, communication, continent, continental, cyber, daytime, diplomacy, earth, environment, environmental issue, glacier, global, globe, image, internationalization, market, new plane icon, ocean, orbit, planet, politic, real, realistic rotated, rotation, science, sea, snow, spinning, technology, terrestrial, threedimensional, trade, universe, us, view,