Why is New Zealand’s housing stock so bad?

The Climate Change Commission report released last week made it clear that we need to start building new houses that are warmer, drier and produce less carbon. Not only that, we need to retrofit all the houses we’ve already built. How do we do this, and how are we going to finance it? To find out more, Bernard talks to healthy housing expert Philippa Howden-Chapman and Kiwibank head of sustainability Julia Jackson. Learn more about your ad choices. Visit megaphone.fm/adchoices