2020 is the Year of the Tree on PM. We're asking why they matter and where we need them, in the UK and around the world.
Trees: on PM we're asking why they matter and where we need them, in the UK and abroad.
Dr James Canton, author of the Oak Papers, describes his favourite "historic" tree
Former head of MI5, Elizabeth Manning-Buller, shares a dilemma about her favourite tree
Pottery maestro Emma Bridgewater tells us about her favourite tree
Author Micheal Morpurgo describes his favourite tree, a love he's had since childhood
The Bishop of Chelmsford talks to PM about the spiritual importance of trees.
A natural flood management scheme in the Scottish borders proves successful
Tony Kirkham, head of the arboretum at Kew Gardens, helps Evan Davis plant the PM Tree
Naturalist and campaigner Chris Packham introduces Evan Davis to his favourite tree