air airpollution airqualitymanagement broeikaseffect bus068000bus072000bus099000 business carbondioxidemitigation carbonoffsetting changementclimatique climaticchanges computermodellen control development economicdevelopment economics emissies(milieu) emissionstrading environmentalconservation environmentaleconomics environmentalengineering environmentalpolicy forecasting greenhousegases indoorairpollution klimaatveranderingen klimaänderung kohlendioxidemission milieueffecten nature politicalaspects pollution pollutiondel'air pollutioninterieure prevention prognose protection raumluft rb10420 rb10438 sustainabledevelopment technology umw235f umweltpolitik umweltzertifikathandel wirtschaftspolitik