Dewey Decimal Classification - Children's Encyclopedia (Ages 8-11) The Dewey Decimal Classification (DDC) is a system for organizing the contents of a library. It is commonly known as the Dewey Decimal System. It helps people find nonfiction books on any subject in the library.
Beijing â The Capital of China. Urban Population: 18.8 million. As the capital of China, Beijing ranks as the top on the major cities in China. Reputed as the worldâs historical city and one of the top seven ancient capitals in China, Beijing has been the capital of China since Lioa Dynasty, 800 years till now.
Population and Density. China is the most populous country in the world, with 1.27627 billion people at the end of 2001, one fifth of the world s total. This figure does not include the Chinese living in the Hong Kong and Macao special administrative regions, and Taiwan Province.