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Local Wisdom

Tom Heap discovers how indigenous knowledge can help us fight climate change.

• 14 mins

Floating Solar Power

Most of the surface of this planet is water. Can we cover it with solar panels?

• 14 mins

The Happiness Index

Do we need an alternative way to assess a nation's success and growth?

• 14 mins

Better Batteries

Batteries are powering the electric car revolution, but can we make them last longer?

• 14 mins

Five Cunning Carbon-Cutting Ideas

Tom Heap presents five more ideas to reverse the march of climate change.

• 57 mins

Windcatchers

Wind energy is vital in the battle against climate change, but can we make it better?

• 14 mins

Low Carbon Crisps

Ever thought about the carbon cost of a packet of crisps? Tom Heap has.

• 14 mins

Hunting Down the Polluters

How to spot the planet's polluters with satellites, artificial intelligence and Al Gore.

• 14 mins

Hydrogen Revolution

Fuelling the future with hydrogen. Tom Heap reports.

• 14 mins

Arnold Schwarzenegger's favourite ways to save the planet

Series fan Arnold Schwarzenegger discusses his favourite green ideas with Tom Heap.

• 14 mins

Four More Ideas to Save the World

Four more cunning carbon-busting ideas.

• 57 mins