Costing the Earth Episodes Available now
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Guilt-Free Flying
Can technology remove the guilt from flight? Tom Heap and Bruce Dickinson investigate.
The Art of Protest
Tom Heap finds out if eco-activists are facing their toughest challenges yet.
The Three Peaks Challenge
Are charity mountaineers damaging our highest peaks? Alice Roberts reports.
The Great Mineral Heist
Alice Roberts investigates the loss of vitamins and minerals from our staple foods.
Supergrid
Tom Heap tests the notion of a 'Supergrid' linking renewable resources across Europe.
Buildings
Tom Heap asks if we are looking in the wrong place for solutions to climate change.
Sell-by Dates
Tom Heap finds out if dates on food are past their sell-by date.
Turbines or Tearooms
Can we break the log-jam holding back renewable energy? Tom Heap investigates.
Carteret Island
How the Carteret Islands are slowly being submerged by the rising sea.
Whose Amazon Is It Anyway?
How arguments about the protection of the Amazon rainforest are playing out in Brazil.
