Secrets of the Earth - Season 1 Episode 5 Magnetic Shield
- Genre : Documentary
- Année : 2014
- Réalisateur :
- Acteur :
- Pays : United States of America
- studio : The Weather Channel
- A metallic core at the center of the Earth turns the planet into a magnet, generating a field that protects life on the surface from cosmic radiation.
3
5.3
Evaluation
0
