A talk to go with Episode 4, when Pan sees her first ever tree. Forest canopy cameraman and expert tree-climber James Aldred explains how trees can stay alive for centuries. Produced by Eliza Lomas and Becky Ripley.   Don’t forget to take part in our Forest 404 Experiment to see how you respond to natural sounds at: bbc.co.uk/forest  #Forest404

T4: Why do trees live so long?

Can you feel loss for something you've never known? An environmental thriller starring Pearl Mackie, Tanya Moodie and Pippa Haywood. With theme music by Bonobo. Written by Timothy X Atack and directed by Becky Ripley. Each episode comes with its own talk and soundscape. Plus, take part in The Forest 404 Experiment to see how you respond to sounds of nature.

Drama

Fiction

Our final soundscape, a full playout of the Forest 404 theme tune, composed by Bonobo. The track samples the whistling bird from the Sumatran rainforest recording that kick-starts Pan’s journey. Headphones are best.   Don’t forget to take part in our Forest 404 Experiment to see how you respond to natural sounds at: bbc.co.uk/forest   #Forest404

S9: Bonobo’s Theme

A love letter to the forests of the world. Written by David Haskell, read by Pearl Mackie. The first forests grew 400 million years ago. Time enough for them to have listened to this world and discovered how to bring about new life. Produced by Eliza Lomas and Becky Ripley. And don’t forget to take part in our Forest 404 Experiment to see how you respond to natural sounds at: bbc.co.uk/forest #Forest404

T9: Love Letter to the Forest...

Daria escorts Pan to The Convocation. An era has ended. Can, or should, a new one begin? An environmental thriller starring Pearl Mackie, Tanya Moodie and Pippa Haywood. Theme music by Bonobo. Written by Timothy X Atack. Director: Becky Ripley Each episode comes with its own talk and soundscape. And you can take part in our interactive experiment to see how you respond to sounds of nature at: bbc.co.uk/forest #Forest404

Ep9: Enigmata

A soundscape for Episode 8. Theia’s half-remembered memory of her daughter humming by the sea's edge, used by Guggy for the brain transfer. Wind howls, thunder cracks, gulls call overhead. Headphones are best. With sound design by Graham Wild and Becky Ripley. Don’t forget to take part in our Forest 404 Experiment to see how you respond to natural sounds at: bbc.co.uk/forest #Forest404

S8: The Memory Transfer

A talk for episode 8, an ode to Theia. Anthropologist Michael Rivera on our evolutionary history compared to other less successful species who became extinct. Are we heading in the same direction? Produced by Eliza Lomas and Becky Ripley.   Don’t forget to take part in our Forest 404 Experiment to see how you respond to natural sounds at: bbc.co.uk/forest   #Forest404

T4: Why do trees live so long?

Download our free app to listen on your phone