Top 10 國家人口 | Top 10 Population Country | 1960 - 2019 | Ep.001

Top 10 國家人口 | Top 10 Population Country | 1960 - 2019 | Ep.001

世界人口目前以每年約7400萬人的速度增加。
目前，聯合國預測假定總和生育率平均值從2.5跌至2，到2050年世界人口會達90億。

The world’s population is currently increasing at an annual rate of approximately 74 million people.
Currently, the United Nations predicts that the average total fertility rate will fall from 2.5 to 2, and the world population will reach 9 billion by 2050.

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