THE 119 world leaders attending the United Nations’ COP15 climate change conference in Copenhagen last month had yet to make any pronouncements as this issue of IRJ went to press. However, as transport accounts for 23% of global CO2 emissions, it is sure to feature in the final declaration. Rail transport, being the only good boy, amongst the different modes, has done an excellent job in promoting rail as the only green mode, but the question is whether this momentum can be maintained.