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Worldometer - 世界實時統計數據. 這裡提供關於人口、政府、經濟、社會、媒體、環境、食物、水、能源和健康的世界實時統計數據。 更有有關世界人數鐘、二氧化碳（CO2)排放量、全球飢荒、公共開支、生產和消費數據等眾多有趣的統計情況。
2017年4月20日 · 任何国家目前的人口的实时统计。实时数据，对人口出生，死亡，净迁移和人口增长。
Live world statistics on population, government and economics, society and media, environment, food, water, energy and health. Interesting statistics with world population clock, forest loss this year, carbon dioxide co2 emission, world hunger data, energy consumed, and a lot more.
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The chart above illustrates how world population has changed throughout history. View the full tabulated data. At the dawn of agriculture, about 8000 B.C., the population of the world was approximately 5 million. Over the 8,000-year period up to 1 A.D. it grew to 200 million (some estimate 300 million or even 600, suggesting how imprecise populatio...
A tremendous change occurred with the industrial revolution: whereas it had taken all of human history until around 1800 for world population to reach one billion, the second billion was achieved in only 130 years (1930), the third billion in 30 years (1960), the fourth billion in 15 years (1974), and the fifth billion in only 13 years (1987).
World population will therefore continue to grow in the 21st century, but at a much slower rate compared to the recent past. World population has doubled (100% increase) in 40 years from 1959 (3 billion) to 1999 (6 billion). It is now estimated that it will take another nearly 40 years to increase by another 50% to become 9 billion by 2037.
According to a recent study (based on the 2010 world population of 6.9 billion) by The Pew Forum, there are:
6 天前 · 各國家和地區人口列表按照各國人口從多至少排列，數據主要來自各國官方人口統計、人口預計或人口普查，缺乏官方數據的則採用第三方人口時鐘預計數。
長期以來，亞洲一直是全世界人口最多的大洲。目前有大約42億人居住在亞洲，佔世界人口比例超過60%。全世界人口最多的兩個國家：中國與印度，擁有全球37%的人口。
