The world is set to have 200mn fewer people than previously expected by 2100, according to a UN report that highlights the dramatic impact of falling birth rates on the global population.
聯合國(UN)一份報告顯示,到2100年,全球人口將比先前預期減少2億。該報告突顯了出生率下降對全球人口的巨大影響。
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