Rnz: Our Changing World

Deep sea corals are being put to the test at NIWA to find out how they cope with sediment.

NIWA ecologists have been stress testing deep sea corals to find out they cope with sediment.

Jocelyn Turnbull from GNS Science is measuring how much CO2 we're producing in NZ towns - and she's doing it by cutting the grass.

GNS Science is measuring how much carbon dioxide we're producing in different towns as part of the Carbon Watch NZ project.

Fifty years ago Dave Lowe started measuring carbon dioxide in New Zealand's atmosphere. And Gordon Brailsford and Sara Mikaloff Fletcher talk about Carbon Watch NZ project.

Dave 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.

A replay of a story from May 2018: a citizens' jury on euthanasia.

When is the Covid-19 vaccine coming? Will it work? William Ray talks to NZ experts charting our path towards immunity.

Lawn owner William Ray looks at the ecological benefits of not mowing and letting your grass grow longer.

Emily Parker and her team at Victoria University of Wellington are identifying the genes that allow fungi to create natural medicinal compounds.

Unlocking the genetic secrets of natural compounds and the evolution of tieke calls.

An ecologist and a mathematician discover that teaching a computer to recognise bird calls from acoustic recorders is an interesting challenge.

An ecologist and a mathematician are collaborating on open source software called AviaNZ that will allow a computer to identify bird calls.

Three seismologists from GeoNet reflect on the decade of big earthquakes that began 10 years ago with the Darfield earthquake in Canterbury.

Ten years after the Darfield earthquake, three seismologists from GeoNet reflect on a decade of big earthquakes and what we've learnt from them.

A time-travelling climate scientist is using dead corals to investigate past marine climates in the Pacific.

Dead 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.

Scientists at the Centre for Green Chemical Science at the University of Aukalnd, are developing cleaner greener processes and products.

From safer solvents to make better batteries, to catalysts that can clean up wastewater, green chemists are developing better ways of making stuff.

The sensory lab at AUT is used for food testing and tests can involve all the senses, including sound.