Asia The world's largest and most diverse continent, Asia occupies the eastern four-fifths of the giant Eurasian landmass, and 30 percent of the world’s total land area. Asia is bordered on the west by Europe and the Middle East, on the east by the Pacific Ocean, and on the south by Africa, the Indian Ocean and the South China Sea. Asia’s population is believed to be nearly 4 billion; the continent includes the two most populous countries (China and India), and 4 of the 30 richest countries in the world. Next