Australia's Prime Minister Kevin Rudd (L) speaks to businessman Frank Lowy as he is welcomed at the Lowy Institute for International Policy in Sydney November 6, 2009. Rudd launched a spirited attack on climate sceptics on Friday, saying a vocal minority is powerful enough to threaten a global deal at next month's Copenhagen climate summit. Reuters Pictures logo Reuters Pictures 27 months ago

Australia's Prime Minister Kevin Rudd (L) speaks to businessman Frank Lowy as he is welcomed at the Lowy Institute for International Policy in Sydney November 6, 2009. Rudd launched a spirited attack on climate sceptics on Friday, saying a vocal minority is powerful enough to threaten a global deal at next month's Copenhagen climate summit.