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Our Changing World

Dr Claire Concannon follows scientists into the bush, over rivers, back to their labs and many places in-between to cover the most fascinating research being done in Aotearoa New Zealand.

science

All Episodes

00:24:57

How much of our extreme weather is due to climate...

Our Changing World ·

2024/05/22

This week, Phil Vine dives into the science of climate attribution. How much is climate change affecting extreme weather events? And how can this new science prepare us for the future?

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00:26:11

Fungal foray-ing and the search for new antibiotics

Our Changing World ·

2024/05/15

Could the answer to one of our most pressing health needs be hiding in Aotearoa’s bush? On Our Changing World this week, Liz Garton heads out on a foray to discover some of our fungal gems, and she finds out what we're doing to uncover their potential antibiotic properties.

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00:27:29

Understanding our nearshore island volcanoes -...

Our Changing World ·

2024/05/08

A multi-year research project aims to find out the risks from two Bay of Plenty offshore island volcanoes: Tūhua / Mayor Island and Whakaari / White Island

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00:29:57

The 2023 Prime Minister’s Science Prizes:...

Our Changing World ·

2024/05/01

Meet two winners of the 2023 Prime Ministers Science Prizes. In the wake of the 2019 Whakaari eruption, Professor Ben Kennedy engaged communities with the science of volcano hazards – mahi that earns him the 2023 Science Communication Prize. Meanwhile, Future Scientist prizewinner 17-year-old Sunny Perry has developed a helpful soil map.

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00:29:16

Turning the tide – what it takes to take out rats

Our Changing World ·

2024/04/24

Kate Evans visits a passionate team as they carpet a remote volcanic island in Tonga with poisoned bait, hoping to eradicate rats. What does it take to complete this kind of project, what are the chances of success, and what will it mean for the island's ecosystems if they manage to remove the rats once and for all?

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00:29:27

Summer 34 – Three decades of albatross research

Our Changing World ·

2024/04/17

Journalist Rebekah White meets two people who have been counting albatrosses on remote islands in the subantarctic for more than three decades. Their research shows that at least one species is en route to extinction. A few changes to the way we fish could save it.

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00:30:51

Taking on water - marine protection in Aotearoa

Our Changing World ·

2024/04/03

New Zealand once led the world in marine protection. Now it looks like we will fail to meet our international promise to protect 30 percent of our ocean estate by 2030. Why is stopping fishing so politically fraught? How might our ideas about marine protection need to change? And why, when our seas are in need, is it taking us so long to learn to talk to each other?

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00:28:00

A tale of two islands – erect-crested penguins

Our Changing World ·

2024/03/27

The Bounty Islands are tiny in terms of area - just some bits of granite jutting out of the ocean. But they are huge in terms of seabirds. James Frankham joins a team researching the erect-crested penguins who breed in this remote archipelago. Recent counts suggest the penguins of the Bounties are doing fine. But this is not the case on the Antipodes Islands, and the researchers desperately want to know why.

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00:26:35

The mystery of how godwits sleep in flight

Our Changing World ·

2024/03/27

Kuaka bar-tailed godwits make the longest non-stop flights, and researchers are using hi-tech tags to solve the mystery of how and when they sleep.

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00:32:00

The stuff of life - Carbon capture in our ocean...

Our Changing World ·

2024/03/20

What roles do our ocean ecosystems play in capturing carbon? Kate Evans speaks to iwi Māori working to improve the health of an estuary in the Bay of Plenty, and to scientists studying the fiords of New Zealand's southwest coast. There's potential for huge amounts of carbon to be locked away, if we don't mess it up.

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00:32:33

Fish out of water - How to grow fish on land

Our Changing World ·

2024/03/13

People and livestock gobble so much fish that the seas soon won't keep up. Is the answer to grow fish on land? Kate Evans meets scientists figuring out the puzzles of how to farm some of New Zealand's iconic ocean creatures.

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00:28:22

Kina-nomics

Our Changing World ·

2024/03/06

Kina numbers are exploding on some of our reefs, decimating seaweed habitats. Could this problem be solved by eating them? Kate Evans investigates the potential of kina-nomics.

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00:28:22

Kina-nomics - The kina are taking over, what can we do?

Our Changing World ·

2024/03/06

Kina numbers are exploding on some of our reefs, decimating seaweed habitats. Could this problem be solved by eating them? Kate Evans investigates the potential of kina-nomics.

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00:31:13

The undersea orchestra - Ocean sounds and what they...

Our Changing World ·

2024/02/28

Crackle, pop, woof, crunch, click. In the ocean, an undersea orchestra is in full swing. Journalist Kate Evans discovers who's playing in it and why, and what happens when human noise drowns out this symphony in the sea.

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00:01:06

Introducing: Voice of Tangaroa

Our Changing World ·

2024/02/25

A collaboration between Our Changing World and New Zealand Geographic, the Voice of Tangaroa series explores the state of our oceans, and the extraordinary variety of life that calls it home.

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00:30:18

Watching the weather in the far southern seas

Our Changing World ·

2024/02/21

A group of young New Zealanders and two meteorologists travel to South Georgia Island in the southern Atlantic Ocean to collect weather observations – continuing the scientific legacy of early Antarctic explorers like Shackleton.

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00:35:30

New Zealand’s Antipodes Islands – remote, wild, and...

Our Changing World ·

2024/02/14

An ambitious project to rid the remote Antipodes Island of introduced mice proved successful in 2018. Claire Concannon visits the spectacular subantarctic island to meet the locals – from penguins to megaherbs – and the people studying the wildlife. Plus, we learn about what's at stake in the next island eradication challenge for New Zealand.

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00:28:54

The fate of the West Antarctic ice sheet in a warming...

Our Changing World ·

2024/02/07

How fast - and how completely - could Antarctica's smaller western ice sheet melt in a warming world? An international science team, led by Aotearoa New Zealand, set out to investigate whether two degrees of warming could already be a tipping point for the frozen continent.

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00:29:41

Pollen, asthma and allergies

Our Changing World ·

2024/01/31

Allergenic pollen is a big trigger for New Zealand’s high rates of hay fever and asthma. But for 35 years, we’ve had no current data on pollen levels. Until now. Justin Gregory talks to a team who want to change that.

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00:29:49

Restoring Wellington’s seaweed forests

Our Changing World ·

2024/01/24

Giant kelp is disappearing from Wellington Harbour. Love Rimurimu is aiming to restore lush underwater kelp forests with an ambitious and collaborative replanting effort. Claire Concannon dives in to the wonderful world of seaweeds.

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1,092 results

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