When did Horizon Season 8 Episode 7 air?
Horizon Season 8 Episode 7 aired on March 8, 1971.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Horizon interviews ecologists that claim that man is irrevocably destroying its habitat.
Direct answers for episode-level questions and details.
Horizon Season 8 Episode 7 aired on March 8, 1971.
This episode runs for approximately 60 minutes.
Comments coming soon
Discuss episodes with other viewers