This is a worth a watch. Gareth Morgan investigates "who is right about climate change". It's no surprise that his conclusion is that human caused global warming is the cause but it's good to see someone from the conservative finance sector coming out with strong statements like this:

NZ is an absolute joke, the home of double standards. New Zealand’s record on this is terrible. We’re a joke. If it’s anything like economics, you really need people to have their heads banged against the wall before they wake up and say; shivers, this is for real.

Much of the piece os focused on Takuu, a low-lying remote atoll that is sinking at an alarming rate. Here's a couple of links if you want to find out more about Takuu.