Man's effect on the environment, questioning accepted truths, challenging those in charge and reporting on progress towards improving the world. Presenters, Tom Heap and Dr Alice Roberts, travel the UK and the world in search of solutions to the challenges facing the natural world and the people and wildlife that live in it. Broadcast at 21.00 on Mondays, Costing the Earth runs for 27 weeks of the year, split into three series. Podcast episodes are added weekly.
Episodes available:
Indefinitely 
Tue, 21 May 13
Duration:
29 mins
Tom Heap investigates the latest developments in GM technology. He visits the University of Edinburgh's Roslin Institute for the latest on precision genome engineering in animals.
Tue, 14 May 13
Duration:
28 mins
The wreck of the Costa Concordia shone a light on the environmental impact of cruising. Julian Rush investigates the industry as the salvage process begins.
Thu, 9 May 13
Duration:
28 mins
Tom Heap goes in search of the facts behind the debate about how much damage modern pesticides are doing to honey bees and other essential pollinating insects.
Tue, 30 Apr 13
Duration:
29 mins
Forty per cent of the world's amphibian species are at risk of extinction. Tom Heap asks if people know or care enough to save them from dying out.
Tue, 23 Apr 13
Duration:
28 mins
Tom Heap meets the radical activists who are determined to stop illegal fishing.
Fri, 19 Apr 13
Duration:
28 mins
Lake Baikal is the oldest and deepest lake on Earth. Dr Anson Mackay drill into its environmental secrets.
Tue, 9 Apr 13
Duration:
28 mins
Tom Heap investigates plans to build a UK wide DNA database of Rhino horn in an effort to curb the illegal trade threatening their future.
Wed, 3 Apr 13
Duration:
28 mins
Alice Roberts meets the urban farmers of Britain as they turn the wasteland green.
Tue, 26 Mar 13
Duration:
28 mins
Miranda Krestovnikoff asks if the trade in reptiles and amphibians could or should be banned.
Tue, 19 Mar 13
Duration:
28 mins
Dr Alice Roberts asks whether we can still have babies if we care about the planet.
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