Bevölkerung
笔记
https://www.jianshu.com/p/4f3538147638
https://www.jianshu.com/p/fc1e559256dd
https://www.jianshu.com/p/6dbc6639e526
https://www.jianshu.com/p/89be9c898574
PPT
https://www.jianshu.com/p/4f3538147638
pdf：https://pan.baidu.com/s/1MKmZx1sKBHk_8AP5rsSuyw 提取码：xflr
资料
Begriffe: https://pan.baidu.com/s/1sJJ_6PCJXRu66SOyMGPwVw 提取码：s3p5
视频
Demografiescher Übergang https://www.bilibili.com/video/BV1HT4y1c7Zj
Überbevölkerung https://www.bilibili.com/video/BV1u54y1C7HL/
字幕知识点pdf文件链接：https://pan.baidu.com/s/1cN6ELrjru6bpgIt-r3V93A 提取码 u9r3
Kinderarbeit
笔记
https://www.jianshu.com/p/2c669469e211
https://www.jianshu.com/p/32fe5669b7cc
https://www.jianshu.com/p/2e91cbb6dc4a
PPT
资料
视频
