23 Saison
705 Épisode
Merveilles modernes - Season 13 Episode 57 Épisode 57
It is the bane of every suburban parent and the joy to every school kid. Born in a swirling storm cloud through a process called nucleation, the characteristics of snow flakes are threatened by pollution trapped in the clouds.
- Pays : United States of America
- Genre : Documentary
- Réalisateur : Bruce Nash
- Jeter :
