Prediction of the SO<sub>2</sub> Hourly Concentration for Sea Breeze and Land Breeze in an Urban Area of Split Using Multiple Linear Regression

The main goal of this paper is to study pollution during sea breeze days in the Split town center, which is placed near the industrial area with three cement plants and one asbestos cement plant, as well as a harbor with high traffic, and investigate the sources of pollution with SO<sub>2</...

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Main Authors: Tanja Trošić Lesar, Anita Filipčić
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Atmosphere
Subjects:
Online Access:https://www.mdpi.com/2073-4433/14/3/420
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author Tanja Trošić Lesar
Anita Filipčić
author_facet Tanja Trošić Lesar
Anita Filipčić
author_sort Tanja Trošić Lesar
collection DOAJ
description The main goal of this paper is to study pollution during sea breeze days in the Split town center, which is placed near the industrial area with three cement plants and one asbestos cement plant, as well as a harbor with high traffic, and investigate the sources of pollution with SO<sub>2</sub> and its relation to atmospheric parameters using stepwise multiple linear regression (MLR). The hourly temperature difference from the time of the sea breeze lull (dT) was considered in evaluating the influence of meteorological parameters on hourly pollutant concentrations. It was found that the wind direction index (WDI) is a significant predictor for the sea breeze, and wind speed, relative humidity, and dT are significant for the land breeze. A very high index of agreement of 0.9 was obtained by the MLR model for the land breeze, and 0.8 for the sea breeze. Low SO<sub>2</sub> concentrations are observed at night, and increased values are found between 0800 and 1800 UTC. With WDI being the only predictor during sea breeze, local traffic is found to be the main anthropogenic source of SO<sub>2</sub> pollution.
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spelling doaj.art-67dee5bde9e148b9aa49392529e662a42023-11-17T09:31:24ZengMDPI AGAtmosphere2073-44332023-02-0114342010.3390/atmos14030420Prediction of the SO<sub>2</sub> Hourly Concentration for Sea Breeze and Land Breeze in an Urban Area of Split Using Multiple Linear RegressionTanja Trošić Lesar0Anita Filipčić1Croatian Meteorological and Hydrological Service, 10000 Zagreb, CroatiaDepartment of Geography, Faculty of Science, University of Zagreb, 10000 Zagreb, CroatiaThe main goal of this paper is to study pollution during sea breeze days in the Split town center, which is placed near the industrial area with three cement plants and one asbestos cement plant, as well as a harbor with high traffic, and investigate the sources of pollution with SO<sub>2</sub> and its relation to atmospheric parameters using stepwise multiple linear regression (MLR). The hourly temperature difference from the time of the sea breeze lull (dT) was considered in evaluating the influence of meteorological parameters on hourly pollutant concentrations. It was found that the wind direction index (WDI) is a significant predictor for the sea breeze, and wind speed, relative humidity, and dT are significant for the land breeze. A very high index of agreement of 0.9 was obtained by the MLR model for the land breeze, and 0.8 for the sea breeze. Low SO<sub>2</sub> concentrations are observed at night, and increased values are found between 0800 and 1800 UTC. With WDI being the only predictor during sea breeze, local traffic is found to be the main anthropogenic source of SO<sub>2</sub> pollution.https://www.mdpi.com/2073-4433/14/3/420Adriatic coastcoastal circulationCroatiamultiple linear regressionpollutionsea breeze
spellingShingle Tanja Trošić Lesar
Anita Filipčić
Prediction of the SO<sub>2</sub> Hourly Concentration for Sea Breeze and Land Breeze in an Urban Area of Split Using Multiple Linear Regression
Atmosphere
Adriatic coast
coastal circulation
Croatia
multiple linear regression
pollution
sea breeze
title Prediction of the SO<sub>2</sub> Hourly Concentration for Sea Breeze and Land Breeze in an Urban Area of Split Using Multiple Linear Regression
title_full Prediction of the SO<sub>2</sub> Hourly Concentration for Sea Breeze and Land Breeze in an Urban Area of Split Using Multiple Linear Regression
title_fullStr Prediction of the SO<sub>2</sub> Hourly Concentration for Sea Breeze and Land Breeze in an Urban Area of Split Using Multiple Linear Regression
title_full_unstemmed Prediction of the SO<sub>2</sub> Hourly Concentration for Sea Breeze and Land Breeze in an Urban Area of Split Using Multiple Linear Regression
title_short Prediction of the SO<sub>2</sub> Hourly Concentration for Sea Breeze and Land Breeze in an Urban Area of Split Using Multiple Linear Regression
title_sort prediction of the so sub 2 sub hourly concentration for sea breeze and land breeze in an urban area of split using multiple linear regression
topic Adriatic coast
coastal circulation
Croatia
multiple linear regression
pollution
sea breeze
url https://www.mdpi.com/2073-4433/14/3/420
work_keys_str_mv AT tanjatrosiclesar predictionofthesosub2subhourlyconcentrationforseabreezeandlandbreezeinanurbanareaofsplitusingmultiplelinearregression
AT anitafilipcic predictionofthesosub2subhourlyconcentrationforseabreezeandlandbreezeinanurbanareaofsplitusingmultiplelinearregression