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How to Floodproof A City

Tom Heap and Helen Czerski meet the people with fresh ideas to combat rising sea levels

• 53 mins

Soundscapes

Escape to nature with 2 hours of beautiful birdsong

Curated soundscapes to help you escape to another place.

• 120 mins

Can we meet the net zero challenge?

Carbon emissions need to fall to zero by 2050 but can the world achieve that goal?

• 28 mins

6. Calls Of The Wild

We reveal the importance of sound, music and narration in bringing Planet Earth to life.

• 14 mins

Why don’t we use more geothermal energy?

Geothermal energy is renewable, reliable and powerful. So, why is most of it untapped?

• 26 mins

Series 1: Planet Chicken

5. Fine Print

Dr Chris van Tulleken asks if we can trust what's on the label when it comes to food.

• 28 mins

Steve Backshall Goes Off Grid

Steve Backshall asks why it's so hard to have an energy efficient, fossil-fuel free home

• 28 mins

Joni Mitchell

Reflections on the modern pioneers of the environmental movement. Today - Joni Mitchell.

• 14 mins

Food shopping: Do you prioritise price or the planet?

5 Live's Rachel Burden asks callers what matters more - affordability or buying green.

• 41 mins

The future

How will we wean ourselves off fossil fuels?

• 23 mins

How bad is fashion for the environment?

Does fashion really account for 10% of greenhouse gas emissions?

• 9 mins

The Last Witness

The Last Witness - 1. A Box of Secrets

A box of evidence contains a witness’s warning: a chemical is coming for all of us.

• 14 mins