English subtitles for clip: File:Der Milankovic-Zyklus – Neigung der Erdachse (CC BY 4.0) .webm
1 00:00:03,211 --> 00:00:07,351 The position of the Earth's axis affects the ice covering the earth. 2 00:00:07,896 --> 00:00:10,841 With a cycle of around 40,000 years, 3 00:00:10,872 --> 00:00:15,312 the Earth's axis tilts up to two degrees more towards the Sun. 4 00:00:15,467 --> 00:00:18,875 Whenever this happens, the ice cover is less.