Nature and EnvironmentHow climate-damaging is a climate summit?10/16/2013October 16, 2013 Copy linkPrefer DW on GoogleFlugzeug Kondensstreifen Frankfurt am Main Emissionshandel Verschmutzungsrechte EUImage: picture-alliance/dpaAdvertisementHow climate-damaging is a climate summit?02:23This browser does not support the video element.How climate-damaging is a climate summit?