3/3 Julian Pettifer concludes the story of some of the unsung heroes of the conservation movement. Once dismissed as cranks, their voice is finally heard as conservation enters the political arena in the 1970s. producer Adam Fowler
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3/3 Julian Pettifer concludes the story of some of the unsung heroes of the conservation movement. Once dismissed as cranks, their voice is finally heard as conservation enters the political arena in the 1970s. producer Adam Fowler