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Rare Earth - Podcast

Rare Earth

Environmental journalist Tom Heap and physicist Helen Czerski tackle major stories about our environment and wildlife, celebrate the wonder of nature and meet the people determined to keep it wonderful.

Science Earth Sciences
Update frequency
every 7 days
Average duration
52 minutes
Episodes
44
Years Active
2024 - 2025
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Engineering the Planet

Engineering the Planet

Efforts to reduce our carbon emissions are falling far short of what’s necessary to keep our temperature rise below 2 degrees centigrade. Is it time to seriously consider another option- using techn…

00:52:53  |   Fri 05 Sep 2025
Creatures of the Night

Creatures of the Night

A celebration of the wildlife that works while we sleep. Tom Heap and Helen Czerski explore the world of animals that provoke fear and wonder in equal measure.

Producer: Emma Campbell

Rare Earth is pr…

00:53:13  |   Fri 29 Aug 2025
The Risk Takers

The Risk Takers

Can the insurance industry save the planet? With the nod from insurance companies a must for everything from coal mines to new homes, is the industry ready and willing to wield its power?

When huge s…

00:52:23  |   Fri 22 Aug 2025
After the Bomb

After the Bomb

80 years since the dropping of the first atomic bomb on Hiroshima, Tom Heap and Helen Czerski ask how our relationship with nuclear power has evolved.

At 8.15 on the morning of the 6th of August 1945 …

00:53:20  |   Fri 04 Jul 2025
A Whale's Life

A Whale's Life

A ban on commercial hunting for whales came into force 40 years ago. Tom Heap and Helen Czerski look back on the whaling industry with one of the last of Shetland's whalers and ask if our largest mam…

00:53:36  |   Fri 27 Jun 2025
Metals and Minerals

Metals and Minerals

The transition to an economy based on renewable energy and electric cars needs huge quantities of materials like copper and rare earth metals. Sourcing them can be a problem. Mining damages the sur…

00:53:10  |   Fri 20 Jun 2025
Powering Our Robot Overlords

Powering Our Robot Overlords

Datacentres are big business, and vast numbers of them are being built around the world. In the UK, Amazon has announced plans to invest £8bn over the next five years building new datacentres, £3bn h…

00:52:59  |   Fri 13 Jun 2025
Is Net Zero a toxic brand?

Is Net Zero a toxic brand?

In 2019 the UK made a commitment to reach net zero carbon emissions by 2050. Since then the political consensus has broken down and analysts doubt that current government policy has any chance of re…

00:53:00  |   Fri 06 Jun 2025
Are insects the answer?

Are insects the answer?

Insects are the quiet engineers of the environment - pollinating our plants, balancing our ecosystems and clearing up our waste. Some insects can digest plastic, and they play a vital role in crop pr…

00:53:24  |   Fri 30 May 2025
Set in Concrete

Set in Concrete

From ancient Rome onwards our civilisation has been built on concrete. It's incredibly useful but emits huge quantities of carbon dioxide in its production. What are the alternatives? Tom Heap and He…

00:53:21  |   Fri 11 Apr 2025
Paradise on the Edge

Paradise on the Edge

The islands of the Pacific Ocean are on the frontline of climate change. Sea level rise will eventually erase some from the map and make many more uninhabitable. Tom Heap and Helen Czerski hear fro…

00:53:14  |   Fri 04 Apr 2025
How to Clean Up the Shipping Industry

How to Clean Up the Shipping Industry

The shipping industry is an enormous source of pollution. Ships burn dirty fuel oil that helps contribute to the industry's global carbon emissions and even in port they continue to belch out noxiou…

00:53:27  |   Fri 28 Mar 2025
Forever Chemicals

Forever Chemicals

PFAS chemicals are all around us. They're used in frying pans, food packaging and waterproof coats but they have been linked to thyroid disease, liver damage and cancer. The trouble is that PFAS ju…

00:53:15  |   Fri 21 Mar 2025
The Hole That Changed the World

The Hole That Changed the World

40 years ago a hole was discovered in the ozone layer. It provoked an international effort to ban the chemicals that were destroying our protection from the sun. Tom Heap and Helen Czerski are join…

00:53:01  |   Fri 14 Mar 2025
Cry Wolf

Cry Wolf

The wolf has mounted an extraordinary comeback. Once hunted to extinction across Western Europe, the wolf has taken advantage of the collapse of the Iron Curtain and the depopulation of the countrys…

00:53:16  |   Fri 07 Mar 2025
Arctic Goldrush

Arctic Goldrush

For the Arctic, 2024 was the second-warmest year on record, with temperatures rising much faster than the global rate. The region's resources- oil, gas, iron ore, uranium, even diamonds and the rare …

00:53:18  |   Fri 28 Feb 2025
Reasons To Be Cheerful

Reasons To Be Cheerful

Could 2025 be a year of progress on climate change and the nature crisis? Tom Heap and Helen Czerski search for some tentative green shoots with former Green MP Caroline Lucas, editor in chief of Bu…

00:53:15  |   Fri 27 Dec 2024
Christmas Trees

Christmas Trees

An ancient Babylonian text, Hammurabi’s Code of Laws, forbids the cutting down of street trees without permission. Nearly 4000 years later, threats to our urban trees still arouse the strongest pass…

00:53:13  |   Fri 20 Dec 2024
Good Clean Fun

Good Clean Fun

With fans travelling halfway across the country, stars expecting first class flights and venues serving up beefburgers and drinks in plastic cups the worlds of professional sport and live music share…

00:52:44  |   Fri 13 Dec 2024
Amazon Future

Amazon Future

It's been a hard year for the Amazon rainforest. The toughest drought on record has helped spread fires that have been the worst in two decades. That combination has hit the local people. “If these…

00:52:42  |   Fri 06 Dec 2024
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