Rnz: Our Changing World

Alison Ballance's foray into the vaults finds a feature on ocean acidification, The Acid Test and adds a 2021 update.

2020 Prime Minister's Science Prize winners talk about their research and teaching.

There are some familiar names as well as some new faces among the winners of the 2020 Prime Minister's Science Prizes.

Alison Ballance digs into the Our Changing World archives for an Antarctic blast from the past with Voice of the Iceberg 2: Revelation.

Alison Ballance digs into Our Changing World's Antarctic treasure chest and finds part 2 of Voice of the Iceberg.

Alsion Ballance revisits a story looking at the complexity of the 2016 Kaikōura earthquake.

In this week's retrospective, Alison Ballance looks at the 'big ones': a big earthquake in Kaikōura in 2016 and a big science effort to understand it.

With more than a thousand conservation stories under her waterproof parka, science journalist Alison Ballance is retiring from RNZ's Our Changing World programme.

Alison Ballance looks back at the 1,000+ stories she has made, and revisits stone-eating spotted shags and urban eagle rays

Alison Ballance plays favourites from the archives - stone-eating spotted shags and urban eagle rays.

Seabird species are being reintroduced to Mana Island to help restore the ecology of the island.

The story of a seabird translocation to Mana Island, involving fluffy white-faced storm petrel chicks, artificial burrows and sardine smoothies.

Rare dolphins and whales were among the discoveries when the Far Out Ocean Research Collective surveyed the seas off Northland.

The Far Out Ocean Research Collective has been surveying for whales and dolphins in the seas off Northland.

Shaun Eaves talks about glaciers in the North Island and how evidence left behind by glaciers can help reconstruct past climates.

Developing a new test for detecting IVF embryos carrying too many chromosomes, and what past and present glaciers can tell us about climate.

Fertility researchers are developing a new way of testing IVF embryos that have too many chromosomes.

University of Canterbury freshwater biologists are using a joint mātauranga Māori and western conservation science framework for their work translocating species.

Much of New Zealand's freshwater flows underground, and a team from GNS Science is in the process of mapping it.

Mapping the hidden reservoirs of underground water across New Zealand and a mātauranga Māori view on moving freshwater species.