"Perspectives 2011" - Sustainability and Annual Report (pdf)

Introduction Company profile and strategyService portfolio Communication and social responsibilityEN17, EN29 / Other greenhouse gasesCO 2 equivalent (t)2011 2010CH 4 – flight operations (LTO cycle 1 ) 509 617N 2O – flight operations (LTO cycle 1 ) 3,278 3,072CH 4 – feeder traffic 2 6 8N 2O – feeder traffic 2 341 338CH 4 – auxiliary power units 3 86 4 79 4N 2O – auxiliary power units 3 330 4 306 4CH 4 – engine test runs 2 4 2 4N 2O – engines test runs 10 4 10 41 Landing and takeoff (LTO) cycle: includes all air traffic up to an altitude of914 meters (3,000 feet) landing and taking off at Munich Airport2Feeder traffic comprises traffic caused by passengers, visitors andemployees.3 Auxiliary power units (APUs) are used to supply power and pressurized airfor aircraft systems on the ground without having to run the main engines.4EstimatedEN17, EN19 / Other greenhouse gases andozone-depleting substancesCoolants in chillersCoolant2011Leakagequantity (kg) GWP 1 (kg/kg) CO 2 (t)Appliances in buildingsOzone-depletingR 22 51.5 1,700 88Appliances in buildings R 422D 6.5 2,623 17Appliances in buildings R 407C 2.86 1,652 5Mobile equipment (vehicle air-conditioning systems) R 134a 46.93 1,300 61Central turbo chillers R 134a 0 1,300 0Total 1701Global warming potentialEN20, AO5 / Measured pollutant concen -trations (µg/m 3 ) 1 2011Currentstatutoryannuallimit 2010 2009NO 2 concentration (nitrogen dioxide) 31 40 30 29SO 2 concentration (sulfur dioxide) 2 3 20 3 3PM 10 concentration (particulate matter) 18 40 21 201Annual mean figures2There is no annual limit on SO2 for human health, but there is for the protection of vegetation. Strictly, this limit only applies outside major urban centers ortransport facilities. As long as this figure remains so low, the limit represents a worst case estimate.166