The Great Green Wall. Forest Biodiversity. Logging Hexapod "Robot" Timberjack , Walking tree cutting robot. Why are we a nation of tree-huggers? 3 February 2011Last updated at 15:44 By Jon Kelly BBC News Magazine Plans to transfer ownership of many public forests in England have provoked a huge row.
But why are we so protective of our woodlands? It's about the rustling of the leaves and the crunch of twigs underfoot.