Rare Earth Episodes Available now
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After the Bomb
Eighty years since Hiroshima, how has our relationship with atomic power changed?

A Whale's Life
Whales have been protected from hunting for 40 years. Have they recovered from us?

Metals and Minerals
Where can we get the materials we need for the transition to a green economy?

Powering Our Robot Overlords
The energy used by a simple internet search is increasing. Can we cut the cost?

Is Net Zero a toxic brand?
Can the UK ditch its carbon emissions by 2050?

Are insects the answer?
Helen Czerski and Tom Heap discuss the environmental importance of insects.

Set in Concrete
Our civilisation is based on concrete. Can we build in a cleaner way?

Paradise on the Edge
Travel to the beautiful islands of the Pacific - the front line of climate change.

How to Clean Up the Shipping Industry
The shipping industry is a big polluter. Tom Heap and Helen Czerski search for solutions.

Forever Chemicals
The health impact of PFAS chemicals used in everything from frying pans to coats.