The most populous continent is ASIA, which is the world's largest and most populous continent. It covers 8.7% of the Earth's total surface area and comprises 30% of its land area. It is home to approximately 4.5 billion people, or 60% of the world's population. It is bordered by the Pacific Ocean to the east, the Indian Ocean to the south, and the Arctic Ocean to the north. It is also home to some of the world's oldest civilizations, including China, India, Japan, and Korea.