Atmospheric Measurement: Papers from the 9th World Clean Air Congress, Towards the Year 2000--critical Issues in the Global Environment, Montréal, Québec, Canada, August 30-September 4, 1992Air & Waste Management Association, 1992 - Air |
Common terms and phrases
absorption aerosol air pollution ambient amount analysis atmospheric average calculated calibration changes characteristics chemical chromatography collected column compounds concentrations d'azote d'ozone detection determined deux developed direction distribution effect emissions Environment été field Figure flow formation function gas chromatographic gases heure hydrocarbures important increase influence l'air laboratory layer light limit mass mean measurements method monitoring months moyenne niveaux observed operation ozone particles path performance period plant polluants pollution possible present procedures production profiles radiation range reference region response résultats runs sample shown shows signal simulation sont sources spectra standard stations substances sulphur surface Table Tableau technique temperature trace tubes urban valeurs variation VOCs volatiles wind zone µg/m³