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World population
In this lesson, you will learn how the Earth's population changes over time and across different regions, as well as the challenges different regions have to face.
地理
成績8 – 12
作者: Varga Laura Dominika
審稿人: Dormány Gábor, Jóri Johanna
圖形的: Zsiga Anett
程序員: Gálea Patrik
關鍵詞
mozaLink
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