2/2 Is mining the deep ocean the solution to the world's growing demand for valuable metals?
Prof Kathy Willis explores the smuggling of rubber seeds from South America.
Steve Backshall presents the story and sound of the kingfisher.
Concern that government research on the bee decline is being funded by pesticide companies
Monty Don asks if reserves fenced off for the benefit of wildlife are effective.
Prof Kathy Willis examines the Victorian race to flower the Amazonian water lily.
Steve Backshall presents the story and sound of the herring gull.
Some farmers will face a price drop for the crops they are bringing in from the fields.
Elevators: A cultural history. Also, Indian militants who embrace electoral politics.
Michaela Strachan presents the story and sound of the rock pipit.
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