Audio slideshow: The Great British Year
The Great British Year investigates why Britain's climate is unique and our relationship with wildlife so enduring and special.
The series offers a definitive portrait of the spectacular nature of Britain over the course of one year.
Series producer James Brickell and producers Bridget Appleby and Elizabeth White talk about some of the innovative techniques used to bring the stories to life.
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The Great British Year will continue on Wednesday 9 October 2013 at 21:00 BST on BBC One.
Produced by Dualtagh Herr. Music composed by William Hyde.
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The Great British Year - Episode 1 Winter
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