The Underground Movement Nova : Season 3 Episode 13
TV-PG PBS 1h 00m
Aired: April 18th, 1976 @ 9:00 PM EST on PBS
NOVA explores life underground, from foxes and badgers through moles and worms down to the myriad of micro-organisms that make soil the most complex substrate for life on earth. Included in the film is extraordinary footage of a mole burrowing and of roots growing.
