Forest 404

T4: Why do trees live so long?

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

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.