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时间:2021年12月09日 05:12:37

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68oftheworldpopulationprojectedtoliveinurban

68% of the world population projected to live in urban ...https://www.un.org/development/desa/en/news/population/2018-revision-of-world...2018-5-16 · 68% of the world population projected to live in urban areas by 2050, says UN 16 May 2018, New York. Today, 55% of the world’s population lives in urban areas, a proportion that is expected to ... 68oftheworldpopulationprojectedtoliveinurban