When my mother was born, there were fewer than 3bn people in the world. When I was born, there were almost 5bn, and when I gave birth to my daughter, there were 7.7bn. She may live to see the beginning of a new era: the point at which the number of people on the planet begins to decline.
我母親出生時，全世界人口不到30億。我出生時，全世界人口接近50億。我生我女兒時，全世界人口達到77億。我女兒在有生之年也許能看到一個新時代的開始：地球上的人口開始下降。
您已閱讀5%（373字），剩余95%（6712字）包含更多重要信息，訂閱以繼續探索完整內容，并享受更多專屬服務。