Plot: For 27 years, biologist Charlie Crisafulli has been documenting the dramatic return of plant and animal life to Mt. St
NOVA - Season 37 - Mt. St. Helens Back From the Dead (Episode 18)
Episode Aired On:
Tuesday, May 4 2010
14 years ago
Tuesday, May 4 2010
14 years ago
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Episode 17
Lance Lewman
John Pallister