Is Rio de Janeiro's high-tech Operations Centre in danger of invading people's privacy?
BBC World Service Online
Anna Hill asks if the poorest pupils in rural areas are losing out in school.
BBC Radio 4
Miranda Krestovnikoff presents the story and sound of the Savi's warbler.
1/2 Naturalist Richard Mabey profiles three of the oldest British trees - Yew, Beech and Elm.
Laurie Taylor looks at crime in the armed forces. Also, the impact of welfare reforms.
Ian Sansom reflects on the art of taxidermy and our need to preserve life by stuffing it. (R)
BBC Radio 3
Gaia Vince asks if we can ever run our vehicles on biofuels from algae or bacteria.
Thursday 27 June 2013