Thomas L. Friedman, Columnist, Foreign Affairs, The New York Times, Jeroen van der Veer, Chief Executive, Royal Dutch Shell, Denmark's Prime Minister Anders Fogh Rasmussen, former U.S. Vice President Al Gore, Jacques Aigrain, Chief Executive Officer, Swiss Re, Switzerland and Yvo De Boer, Executive Secretary, United Nations Framework Convention on Climate Change (UNFCCC) (L-R) attend a session at the World Economic Forum (WEF) in Davos January 30, 2009. More than 40 heads of state and government -- almost double the number last year -- will be joined at the WEF meeting by 36 finance ministers and central bankers, including the central bank chiefs of all the G8 group of rich countries except the United States. REUTERS/Pascal Lauener (SWITZERLAND)