A collection of programmes and features about trees.
Brett Westwood explores how oak tree has influenced society, art and druidism.
Helen Mark goes to a forest school in woodlands in Gloucestershire.
Justin Rowlatt investigates Brazilian successes in fighting deforestation.
Professional tree climber James Aldred visits Morocco to climb a giant Atlas cedar tree.
Professional tree climber James Aldred climbs one of Britain's tallest trees.
Ian Marchant explores The Secret Power of Trees
Melvyn Bragg and his guests discuss photosynthesis.
Chris Packham relives programmes from the Living World archives.
Brett Westwood joins botanist Tim Rich to look for the whitebeam trees.
Is the crisis in the UK's ash forests a vision of the future? Tom Heap reports.
Jonathan Freedland explores tree disease by charting Dutch Elm Disease from the 1920s.
In Snowdonia, a hidden valley reveals a magical Celtic rainforest along the forest floor.
James Aldred travels to California in search of the world's biggest trees.
James Aldred visits the Grove of Titans and climbs the world's tallest tree.
John McCarthy explores British woodland and meets a fan of travel in cold landscapes.
Paul Evans assesses the future of our urban trees.
On a Shropshire hillside ancient holly trees reveal an astonishing relationship with rowan