1961年8月13日，东德开始修建柏林墙。为了防止人们逃到西柏林。在随后的几年里，长城变成了一个高度安全的区域-也是一个死亡陷阱。柏林被分割为10,680天。 作者：History Media / Jörg Müllner / Kawom! Wiesbaden u.Till Nowak, framebox 翻译与配音: alugha 点击这里查看更多视频：https://alugha.com/TerraX
The new governmental "Green Button" seal of approval was introduced at the end of 2019. Companies must prove that they act responsibly in terms of human rights, social and environmental issues. In addition, 26 criteria are assessed on the product side. Authors: 3sat/nano/medicine/Dunja Keuper/Johan
In 1977, NASA's Voyager 2 space probe began its journey to the planets of our solar system.. But the probe also provides clues about the solar system beyond the planets. Author: ZDF/Terra X/C. Haak/A.M. Wendlandt, Nikolai Holzach Translation and redub: alugha Click here to see more videos: https
The global distribution of human skin tones matches the intensity of UV radiation. At the equator, where radiation is highest, dark skin protects against radiation damage. In the north, on the other hand, lighter skin is beneficial. Author: ZDF/Terra X/Tobias Schultes/Albrecht M. Wendlandt Transla
