09:05 How much are insurance premiums going to increase by after the Christchurch earthquakes

Sue Chetwin, chief executive, Consumer NZ; and Chris Ryan, CEO Insurance Council

09:35 Carved Kopi trees on Chatham Islands - could their loss have been avoided?

Dr Ian Barber is a Senior Lecturer in Archaeology at the University of Otago. He's studying the Kopi trees on the Chathams - they had carvings etched into them by Moriori hundreds of years ago, but the trees are now dying.

The Hapupu kopi stand highlighting the canopy loss at the formally designated J M Barker (Hapupu) National Historic Reserve.
The Hapupu kopi stand highlighting the canopy loss at the formally designated J M Barker (Hapupu) National Historic Reserve.

The largest carved tree at the reserve.
The largest carved tree at the reserve (possibly hundreds of years old).

Oldest tree.
The relatively bare branches of the carved tree above at canopy level.

09:45 Pacific correspondent Mike Field

10:05 Sam Walker - Nuclear historian

Sam Walker is an historian at the US Nuclear Regulatory Commission for 31 years, from 1979 until 2010. He wrote Three Mile Island: A Nuclear Crisis in Historical Perspective (2004).

10:05 Sam Walker - Nuclear historian

Historian at the US Nuclear Regulatory Commission for 31 years, from 1979 until 2010. He wrote Three Mile Island: A Nuclear Crisis in Historical Perspective (2004).

10:30 Children's Book Review with John McIntyre

And Picasso Painted Guernica - The Story of a Masterpiece by Alain Serres Published Allen & Unwin
ISBN 978-1-74175-996-5

Press Here by Herve Tullet
Published by Allen and Unwin
ISBN 978-1-74237-528-1

10:45 Reading: Under the Huang Jiao Tree by Jane Carswell (Part 2 of 12)

A New Zealander's mid-life experience teaching English in Chongqing China.

Listen to this reading again.

11:05 New Music with Chris Bourke

Artist: Jenny & Johnny
Track: 'My Pet Snakes'
Album: I'm Having Fun Now
Composer: Jenny & Johnny
Label: Warner Bros

Artist: Clare and the Reasons
Track: 'That's All'
Album: Arrow
Composer: Genesis/Banks/Collins/Rutherford
Label: Fargo

Artist: Little Bark
Track: 'In the Forest'
Album: Hope is Rubbery
Composer: S Burbery/C Wedde
Label: XX Records

Artist: Patricia Vonne
Track: 'Fuente Vaqueros'
Album: Worth It
Composer: Patricia Vonne/Michael Martin
Label: Measured Records

11:30 Sports commentator Joseph Romanos

US Masters golf, basketball, and who'll be the next New Zealand cricket captain.

11:45 Week That Was with Radar and Sarah Harpur