【摘要】 本文根据联合国公布的有关世界人口资料,详细介绍了世界人口的最新状况和未来发展趋势,包括世界人口的总量、分布、密度和城市化水平,以及不同的国家和地区在城市化水平、生活质量、生育水平和年龄构成等方面的特征和未来趋势。更多还原

【Abstract】 Based on the latest material published by United Nations,the essay introduces the current of the world population and forecasts the trend of the future development,including the amount of the world population,distribution,density,the level of urban-ization and the characteristics of the level of urbanization,the quality of life,the fertility level,age structure are also included.更多还原