For the first time, a groundbreaking report has put a value on the economic benefits of the UK's parks, lakes, forests and wildlife.

Travelling across Wales - from Cardiff to Anglesey via Chirk - India meets the chairman of the Montgomeryshire Against Pylons campaign.

He only now realises the value of the area as it is under the threat of being changed forever.

She meets an ancient tree hunter, Rob McBride, who travels the UK looking for ancient trees as part of a campaign for the Woodland Trust.

He worked as a software engineer in Wrexham before mental ill health meant some drastic life changes. He says the woodland saved his life.

On Anglesey, she meets one of the report authors, Professor Gareth Edwards-Jones. He explains how you put a price on our natural surroundings...

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BBC News - Putting a value on the Welsh countryside