Costing the Earth Episodes Available now
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Britain Disconnected
Is extreme weather pulling Britain apart? Tom Heap reports.

In Conversation with David Attenborough
David Attenborough and fellow experts join Tom Heap to preview the Paris Climate Summit.

Murder in Cambodia
Peter Hadfield investigates the illegal trade in Siamese rosewood.

River Quality
Tom Heap investigates claims England's rivers are under threat from 'insidious' pollution.

Antipasto Agony
Bad news for lovers of tapenade and pesto - olive trees are succumbing to a new disease.

Coast: 50 Years of Change
A new report reveals how the UK's coast has changed over the last 50 years.

Paying For Our Parks
The National Parks are exploring new commercial opportunities. How far should they go?

Lungs, Lies and Automobiles
Have we been lied to about air pollution? Tom Heap investigates.

Where Have All Our Gardens Gone?
Urban Britain is paving over its front gardens. Jheni Osman discovers the impact.

Oceans of Acid
Professor Alice Roberts asks how ocean acidification will alter sea life.