Birth chairs were used in childbirth until the 18th century. It wasn't until aspiring doctors, at that time only men, also learned obstetrics that the birth chair was replaced by the bed. Author: ZDF/Terra X/ Story House Productions/ Jochen Ruderer Jens Afflerbach/ Jürgen Rehberg, Arsenij Gusev/ Franziska Menz, Ronald Rist/ Fritz Göran Vöpel, Martin Wolkinger, Stefan Translation and dubbing: alugha Click here to see more videos: https://alugha.com/TerraX
Flugzeuge erzeugen in der Luft unsichtbare Turbulenzen, sogenannte Wirbelschleppen. Für nachfolgende Maschinen sind diese spürbar. Durch die Klimaerwärmung tritt im Bereich des Jetstreams vermehrt Windscherung auf. Starke Turbulenzen können entstehen. Autor: ZDF/Terra X/F. Siegwart/A. Linse/M. Heß
Only a huge flood catastrophe 5.3 million years ago caused the Mediterranean Sea to develop in its present form. From the Atlantic immense water masses flowed over the dam near Gibraltar and filled the dried up Mediterranean basin. Author: ZDF/3sat/nano/Gregor Steinbrenner/Kelvin Film GmbH/Sylvia L
Air pollution has many causes. The biggest polluter is energy production, with two-thirds of particulate emissions coming from coal-fired power plants. Road traffic and factory farming in agriculture also contribute to this. Author: 3sat/nano/Labo M/Johan von Mirbach/Chris Caliman/Christoph Valenti
