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Our Changing World headlines with summaries.
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Putting deep sea corals to the test
29 Oct 2020Deep sea corals are being put to the test at NIWA to find out how they cope with sediment.
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Grass and the science of urban CO2
22 Oct 2020Jocelyn Turnbull from GNS Science is measuring how much CO2 we're producing in NZ towns - and she's doing it by cutting the grass.
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Carbon Watch & 50 years of CO2 measurements in NZ
15 Oct 2020Dave Lowe on measuring CO2 in New Zealand for 50 years, and how Carbon Watch NZ is a bird's eye view on our carbon balance.
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Our Changing World for 8 October 2020
A replay of a story from May 2018: a citizens' jury on euthanasia.
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NZ and the Covid-19 vaccine
When is the Covid-19 vaccine coming? Will it work? William Ray talks to NZ experts charting our path towards immunity.
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Cutting the grass? Cut it out!
24 Sep 2020Lawn owner William Ray looks at the ecological benefits of not mowing and letting your grass grow longer.
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Genetic recipe book for natural products from fungi
17 Sep 2020Emily Parker and her team at Victoria University of Wellington are identifying the genes that allow fungi to create natural medicinal compounds.
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What bird is that?
10 Sep 2020An ecologist and a mathematician discover that teaching a computer to recognise bird calls from acoustic recorders is an interesting challenge.
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A decade of earthquakes
3 Sep 2020Ten years after the Darfield earthquake, three seismologists from GeoNet reflect on a decade of big earthquakes and what we've learnt from them.
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Time travelling with a climate scientist
27 Aug 2020Dead corals cast up the shore of Aitutaki, in the Cook Islands, provide a window into the Pacific Ocean's marine climate hundreds of years ago.
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Green chemistry - better, safer, more sustainable
20 Aug 2020From safer solvents to make better batteries, to catalysts that can clean up wastewater, green chemists are developing better ways of making stuff.
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How sound influences the taste of food
Food scientist Nazimah Hamid from AUT says that the sound of the space we eat in can have surprising effects on the taste of food.
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Covid-19 unmasked: experts discuss coronavirus
'Covid-19 unmasked: understanding the outbreak' is a panel discussion from the 2020 New Zealand International Science Festival.
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In search of southern right whales
30 Jul 2020Emma Carroll talks about the return of southern right whales from the edge of extinction and a project asking the public to report whale sightings.
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‘The week that snowed’ – shedding new light on old weather records
30 Jul 2020Take some old weather records. Add citizen scientists. Mix in machine learning. Result = something that might help predict future weather patterns.
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Voices from Antarctica 8: Under the ice
16 Jul 2020Tiny plants that live on the underside of sea ice form an upside-down garden that feeds krill and is the base of the Antarctic food web.
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Voices from Antarctica 7: What the ice is saying
9 Jul 2020Researchers are using hot water to drill through the Ross ice shelf, to discover what has happened to Antarctic ice during previous periods of warm climates.
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Voices from Antarctica 6: Seal songs
2 Jul 2020Alison Ballance eavesdrops on the songs of the world's southern-most mammal, the Weddell seal, and finds out about sea ice.
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Wheelie bin robot inventor wins science prize
2 Jul 2020Student Thomas James wanted to help his elderly neighbour, so he invented a wheelie bin robot to take her large recycling bin to the kerb.
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Passionate maths teacher wins a PM’s Science Prize
2 Jul 2020Michelle Dalrymple, winner of the 2019 Prime Minister's Science Teacher's Prize, says being mathematically literate is an important life skill.
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‘Melting ice & rising seas’ team wins PM Science Prize
2 Jul 2020A team finding links between melting ice sheets in Antarctica and rising sea levels in NZ has won the 2019 Prime Minister's Science Prize.
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Voices from Antarctica 5: Waiting for Emperors
25 Jun 2020Emperor penguin researchers are waiting for tagged birds to return, and an elderly radar system sheds light on a very windy part of the atmosphere.
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Voices from Antarctica 4: Best journey in the world
18 Jun 2020Alison Ballance meets a colony of Emperor penguins and their NIWA researchers, and finds out about making water on the frozen continent
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Voices from Antarctica 3: Flags to physics
11 Jun 2020Keeping Scott Base warm and well-lit no matter the weather outside, and a physics experiment that eavesdrops on messages to submarines.
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