acidrain aeronautics agriculture air aircraftexhaustemissions airqualitymanagement alternativeagriculture atmospheric bus068000bus072000bus099000 business carboncycle(biogeochemistry) carbondioxidemitigation carbondioxidesinks carbonoffsetting carbonsequestration carbontaxes china climatechangemitigation climaticchanges commercial conservation control costs deforestation developingcountries development déboisement economicaspects economicconditions economicdevelopment economicpolicy economics electricutilities energyconsumption energypolicy environmentalaspects environmentalconditions environmentaleconomics environmentalimpactcharges environmentallaw environmentalpermits environmentalpolicy environmentalprotection europe europeanunioncountries evaluation foreign foreigneconomicrelations forestconservation forestecology forestpolicy forestprotection forêts gestiond'entreprise globalwarming governmentpolicy greatbritain greenbusiness greenhouseeffect greenhousegases greenhousegasmitigation greentechnology industrialmanagement internationalcooperation internationaleconomicrelations investments kohlendioxidemission landuse lawandlegislation luftverschmutzung luttecontre management measurement naturalresources nature northeasternstates oecdcountries piégeageducarbone politicalaspects pollution prices protection publicpolicy renewableenergysources sequestration(chemistry) smallbusiness smog states sustainabledevelopment technologytransfer umweltpolitik umweltzertifikathandel unitedstates waterqualitymanagement wirtschaftspolitik worldtradeorganization