adverseeffects aeronomia aerosols air airpollutants airpollution airquality airqualitymanagement atmosphere atmosphericchemistry atmosphericcirculation aufsatzsammlung bibliography california chemicalindustry chlorofluorocarbons climatology congresses coopérationinternationale earthsciences economicaspects effectofclimateon effectofhumanbeingson effectofradiationon environmentalaspects environmentalhealth europeanunioncountries fluorocarbons fluorocarbonsindustry forecasting forestecology forschung geschichte1879-2000 globalwarming governmentpolicy greenhousegases halocarbons haze healthaspects history humanbeings hydroxylgroup internationalcooperation kk8083 mathematicalmodels mediterraneanregion mensch meteorology milieuverdragen nature organohalogencompounds oxidation ozon ozone ozoneatmosphérique ozonelayer ozonelayerdepletion ozonolysis ozonschicht particles philosophy photochemicaloxidants physiologicaleffect plants pollution reactivity reduction research réduction science socialenetwerken solarradiation standards stratospha˜re stratosphere trees troposphere troposphericcirculation ultravioletradiation unitedstates wa754a84571979