Our Changing World for Thursday 9 April 2015

9:06 PM.A new book presents a comprehensive analysis of New Zealand's biodiversity loss and the drivers behind it Read more Audio

9:20 PM.Great Barrier Island's Karen Walker looks after sick, injured and orphaned birds, such as banded rails, black petrels and pateke Read more Audio

9:34 PM.Helen Owen is analysing why different writing is perceived to be more honest and has found that connectors and simplicity play a role Read more Audio

9:46 PM.Alison Heather is opposed to sports doping because designer steroids, such as androgen mimics, are bad for heart health Read more Audio

9:06 PM.University of Auckland nuclear physicist David Krofcheck explains his experiment at CERN's Large Hadron Collider. Read more Audio