Steve the tree hunter
Media playback is unsupported on your device

A look at ancient UK trees under threat

Having stood for hundreds of years, the UK's ancient trees are nature's equivalent of listed buildings, but many species could be under threat.

The Woodland Trust is warning that tens of thousands of others are at risk from a wide range of pests and diseases.

Jenny Hill reports from Sherwood Forest in Nottinghamshire.

  • 30 May 2013
Go to next video: Fight on to beat Ash Dieback fungus