Crocodile Hunter star Steve Irwin's teenage daughter Bindi is to front a new documentary about climate change.
The 15 year old has been cast as the voice of youth in hard-hitting indie film Surviving Earth. The movie's tough message has been met with criticism, prompting director Peter Charles Downey to defend his message.
He says, "Basically, Surviving Earth is about trying to prevent the mass suicide of humanity, to prevent humanity from killing itself by killing our host - the Earth, our mother."
Surviving Earth also features leading scientists and environmentalists. In the trailer, which her mother Terri Irwin has alerted her Twitter followers to.