18/09/2009 (Agence Europe) - On Thursday 17 September, 40 eminent scientists from all over the world, experts on climate issues, such as Sir John Houghton, former chairman of the Intergovernmental Panel on Climate Change (IPPC), launched a joint call to world leaders to act more resolutely on climate. The statement, instigated by WWF, calls for industrialised countries to make a commitment to reduce their carbon emissions by at least 40% below 1990 levels in order to keep temperature rises...