The latest Earth news from the AGU Fall Meeting
BBC World Service
Tiny plastic particles have been found polluting the deep ocean sediment. (R)
BBC Radio 4
The latest news about food, farming and the countryside. Presented by Charlotte Smith.
Liz Bonnin presents the eastern orphean warbler, in an olive grove near Athens.
In defence of eating meat
Naked Scientists Chris Smith and Kat Arney with the hottest science news stories.
BBC Radio 5 live
Y diweddaraf o'r byd ffermio gyda Dei Tomos.
BBC Radio Cymru