Seit Jahresbeginn 2017 leben laut Berechnungen der Deutschen Stiftung Weltbevölkerung (DSW) bereits 7,47 Milliarden Menschen auf der Erde. Damit beträgt der Zuwachs, den die Weltbevölkerung innerhalb eines einzigen Jahres zu verzeichnen hatte, rund 83 Millionen. […]
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