table of contents environmental benefits associated with cns atm initiatives model for assessing global aviation emissions and potential reduction from measures european organisation the safety air navigation eurocontrol experimental centre eec federal administation faa operations research analysis asd 430 system engineering technical assistance seta december 2000 report__eec 092800 doc dcn d90457 acknowledgements we would like to thank alfredo iglesias direccion general de aviacion civil gary o toole administration office environment energy aee arthur lieuwen their guidance during conduct this study sincerely appreciate comments submitted by members working group 4 committee on protection international gratefully acknowledge following organisations individuals major contributions development report ted elliff frank jelinek ayce celikel 400 fran melone nastaran coleman marc rose marie pollard madelyn harp executive summary es i introduction caep icao describes work carried out