Probability density functions of photochemicals over a coastal area of Northern Italy

Georgiadis, T. and Fortezza, F. and Alberti, L. and Strocchi, V. and Marani, A. and Dal Bò, G. (1998) Probability density functions of photochemicals over a coastal area of Northern Italy. Il nuovo cimento C, 21 C (1). pp. 75-84. ISSN 1826-9885

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Abstract

The present paper surveys the findings of experimental studies and analyses of statistical probability density functions (PDFs) applied to air pollutant concentrations to provide an interpretation of the ground-level distributions of photochemical oxidants in the coastal area of Ravenna (Italy). The atmospheric pollution data set was collected from the local environmental monitoring network for the period 1978-1989. Results suggest that the statistical distribution of surface ozone, once normalised over the solar radiation PDF for the whole measurement period, follows a log-normal law as found for other pollutants. Although the Weibull distribution also offers a good fit of the experimental data, the area’s meteorological features seem to favour the former distribution once the statistical index estimates have been analysed. Local transport phenomena are discussed to explain the data tail trends.

Item Type: Article
Uncontrolled Keywords: Air quality and air pollution
Subjects: 300 Scienze sociali > 360 Problemi e servizi sociali; associazioni > 363 Altri problemi e servizi sociali > 363.7 Problemi ambientali (classificare qui la tutela ambientale; l’effetto dei rifiuti, dell’inquinamento, delle iniziative per controllarli) > 363.73 Inquinamento > 363.739 Inquinamento di specifici ambienti > 363.7392 Inquinamento atmosferico
Depositing User: Marina Spanti
Date Deposited: 12 Feb 2018 12:12
Last Modified: 12 Feb 2018 12:12
URI: http://eprints.bice.rm.cnr.it/id/eprint/12684

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