HARDtalk

Stephen Sackur visits Ilulissat in Greenland, home of the northern hemisphere's fastest collapsing glacier, where he talks to Penny Wong, Australia's Minister for Climate Change, and Shyam Saran, India's envoy on climate change, about the roles and responsibilities of the industrialised and developing worlds. A new climate change deal is due to be agreed in Copenhagan in December 2009, but do the world's politicians have the political will to overcome their longstanding differences?