Is genetic modification and organic farming the solution for sustainable food production?
BBC World Service Online
Adam Walton and guests discuss SETI - the search for extra-terrestrial life.
BBC Radio Wales
Coquet Island off the Northumberland coast is the last breeding site for roseate terns.
BBC Radio 4
Rachel Garside meets butcher Ieuan Edwards, 2013's Sir Bryner Jones Memorial Trophy winner
Steve Backshall presents the story and sound of the dotterel. (R)
BBC Somerset's weekly look at rural news, countryside issues, wildlife and local events.
Mark and Euan experiment with stand-up paddling, a new way of exploring coastal waters. (R)
BBC Radio Scotland except MW
Why are attitudes towards older people often so negative?
Marrying Genetic Modification with organic farming to secure future food production
Answering questions from everyday chemistry to quantum physics.
BBC Radio Cambridgeshire
Can we ever reliably predict earthquakes to justify the cost of forecasting them?
Monday 29 July 2013