12:33 Facebook founder Mark Zuckerberg and his wife are to give to charity 99 percent of their shares in the company - worth nearly 70 billion dollars.

12:33 It's taken 12 years but the government's finally ratified a United Nations Convention against Corruption.

12:32 Dunedin's being hailed as a leader against climate change, as it joins Christchurch and Kaikoura in opposing oil drilling.

12:32 Pressure is mounting on the government to act as Japanese ships head to the Antarctic to hunt whales.

11:38 Chris Brown's December 2015 tour in both New Zealand and Australia will not take place.