This is a guest post from Axel Michaelowa from the University of Zurich. He is also the lead author of the chapter on international agreements in the 5th Assessment Report of the Intergovernmental Panel on Climate Change. This is the second in the series from our Bonn panel on leadership in the climate regime. For over a decade, the EU was the undisputed leader of the international climate policy process. It had a grand vision for a universal international climate policy agreement modelled on the Kyoto Protocol. This was to be "crowned" during COP 15 in Copenhagen 2009. So the shock was...







