620 agriculture air airqualitymanagement animalindustry asia asia-pacificpartnershiponcleandevelopmentandclimate aspectdel'environnement aspectéconomique atmospheric atmosphericcarbondioxide atmosphericchemistry atmosphericcirculation atmosphericgreenhouseeffect atmosphericmethane atmosphericozone automobiles automotive biogeochemistry broeikaseffect business canada carbon carboncontent carbondioxide carbondioxidemitigation changementclimatique changements china cityplanning climat climate climatechange climatechangemitigation climaticchanges communitydevelopment computermodellen congresses control developingcountries development ecologicalengineering ecology economicaspects economicdevelopment economics effectofatmosphericcarbondioxideon effectofclimateon effectofgreenhousegaseson effectofhumanbeingson elasticity(economics) emissies(milieu) emissionstrading energyconsumption energyindustries energypolicy engineering environment environmental environmentalaspects environmentalconditions environmentaleconomics environmentalengineering environmentalimpactcharges environmentalindicators environmentaljustice environmentallaw environmentalmanagement environmentalmonitoring environmentalpolicy environmentalprotection environmentalresponsibility environmentalriskassessment environmentalsciences europe europeanunioncountries exhaustgas fertilizers forecasting forestecology forestplants forestry forestsandforestry gazcarbonique gazàeffetdeserre general globalenvironmentalchange globaltemperaturechanges globalwarming governmentpolicy greatbritain greenhouseeffect greenhousegasmitigation hazardouswastesiteremediation humanbeings international internationalbusinessenterprises internationalcooperation klimaatveranderingen klimaänderung lawandlegislation livestock luftverschmutzung m671993 manuregases mathematicalmodels measurement metabolism metaphor methane microbiology milieueffecten modèlesmathématiques motors municipalgovernment nature nitrogenoxides oecdcountries ozonedepletion ozonelayerdepletion paleoclimatology petroleumconservation politicalaspects politicalecology politiquegouvernementale pollution pollutiondel'air pollutionprevention prevention prognose rb10420 rb10438 research riskassessment rulesandpractice réduction science scienceandstate smallbusiness soils standards statistics sustainabledevelopment sustainableurbandevelopment syntheticfuels syntheticfuelsindustry taxation technologicalinnovations technology tourism transboundarypollution transportation trees umw235f unitedstates urbanecology(sociology) urbanisme urbanismedurable écologieurbaine