Season 1 · Episode 2
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Pesticides and Posterity
Sat, May 30, 1964
Dr. Frank Darling and Dr. Eric Edson discuss different environmental priorities.
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Sat, May 30, 1964
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Horizon
1174 episodes
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S1 · E2
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A Candle to Nature
S1 · E3
A Candle to Nature
Sat, Jun 27, 1964