A climate change documentary made by Kiwi film-makers for the United Nations will get a global premiere today.
Thirty Million examines the threat posed to the people of Bangladesh by rising sea levels.
The country is considered the most vulnerable in the world to climate change, and is predicted to lose 17 per cent of its land by the end of the century, displacing 30 million people.
Premiere screenings are being held at the UN Headquarters in New York City and in Christchurch today.