Media playback is unsupported on your device

Trees in ancient forest are felled

4 October 2013 Last updated at 07:55 BST

The felling of diseased trees across an area of 500 acres is under way at Wales' largest ancient woodland.

The Woodland Trust is clearing larch trees in Wentwood Forest, near Newport, to stop the spread of an infectious disease.

Hywel Griffith reports.