When did Horizon Season 7 Episode 6 air?
Horizon Season 7 Episode 6 aired on February 16, 1970.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
In this episode, Horizon reports on how much of the sea coast around Britain is becoming polluted.
Direct answers for episode-level questions and details.
Horizon Season 7 Episode 6 aired on February 16, 1970.
This episode runs for approximately 60 minutes.
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