Episode 65Season 1

Crowded/Uncrowded: Human Survival/Controlling Densities

Name: Crowded/Uncrowded: Human Survival/Controlling Densities
Released: 1980-02-15
Duration: 30 min

Aired February 15, 1980

Runtime 30m

Crowded/Uncrowded: Human Survival/Controlling Densities

65th

Episode

30m

Runtime

0.0

Rating

1980

Released

Overview

REHASHED FROM PREVIOUS FOUR EPISODES: Lisa rides a hot-air balloon. FILM INSERT: The elephant struggles for survival in Africa. ADDITIONAL: The black hole.