Nitrates
Building a wetland on farm
A wetland at the bottom of a dairy farm in South Wairarapa is reducing most of the nitrates being drained from the paddocks. The project at Kaiwaiwai Dairies is nearly a decade old and one of the… Audio
Why eating animals is our moral duty
If we truly care about animals, says British philosopher Nick Zangwill, then the right thing to do is breed them, kill them, and eat them. Professor Zangill is with us to discuss why eating animals… Audio
Fixing environmental problems one plant at a time
Biotechnologist David Leung finds ways to make plants solve environmental issues. Audio
Call for robust data on nitrate levels in drinking water
New Zealand needs to gather data on nitrate levels in drinking water to establish if they are linked with our high rates of bowel cancer, an Otago University professor says.
Mafia Mushrooms: underground cooperation and intimidation
Professor of Evolutionary Biology at the Vrije Universiteit Amsterdam, Toby Kiers is interested in millenia-old underground biological 'markets', entwined in the roots of plants and trees. Toby is… Audio
Wanted: Farmers for groundwater study
Farmers in Canterbury are being invited to join a three-year research project on groundwater quality.
Dunedin's Healthy Harbour Watchers
Over the last decade secondary school students have measured the chemical and microbiological health of Otago Harbour Audio