AERQ—A Web-Based Decision Support Tool for Air Quality Assessment

Technological advancements in low-cost devices, the Internet of Things (IoT), numerical models, big data infrastructures, and high-performance computing are revolutionizing urban management, particularly air quality governance. This study examines the application of smart technologies to address urb...

Full description

Saved in:
Bibliographic Details
Main Authors: Pierluigi Cau, Davide Muroni, Guido Satta, Carlo Milesi, Carlino Casari
Format: Article
Language:English
Published: MDPI AG 2025-02-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/15/4/2045
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1850080785433886720
author Pierluigi Cau
Davide Muroni
Guido Satta
Carlo Milesi
Carlino Casari
author_facet Pierluigi Cau
Davide Muroni
Guido Satta
Carlo Milesi
Carlino Casari
author_sort Pierluigi Cau
collection DOAJ
description Technological advancements in low-cost devices, the Internet of Things (IoT), numerical models, big data infrastructures, and high-performance computing are revolutionizing urban management, particularly air quality governance. This study examines the application of smart technologies to address urban air quality challenges using integrated sensor networks and predictive models. The decision support system (DSS), AERQ, incorporates the AERMOD modeling tool, achieving a 10 m spatial and 1 h temporal resolution for air quality predictions. It processes hourly climate and traffic data via a high-performance computing (HPC) platform, significantly enhancing prediction accuracy and decision-making efficiency. AERMOD has been calibrated and validated for NO<sub>2</sub>, showing a good performance against observations. Tested in Cagliari, Sardinia, Italy, AERQ demonstrated a 99% reduction in computation time compared to modern desktop systems, delivering detailed 5-year scenarios in under 15 h. AERQ equips stakeholders with air quality indices, scenario analyses, and mitigation strategies, combining advanced visualization tools with actionable insights. By enabling data-driven decisions, the system empowers policymakers, urban planners, and citizens to improve air quality and public health. This study underscores the transformative potential of integrating advanced technologies into urban management, providing a scalable model for efficient, informed, and responsive air quality governance.
format Article
id doaj-art-5a36699d826c44ad81e66e7d18928515
institution DOAJ
issn 2076-3417
language English
publishDate 2025-02-01
publisher MDPI AG
record_format Article
series Applied Sciences
spelling doaj-art-5a36699d826c44ad81e66e7d189285152025-08-20T02:44:52ZengMDPI AGApplied Sciences2076-34172025-02-01154204510.3390/app15042045AERQ—A Web-Based Decision Support Tool for Air Quality AssessmentPierluigi Cau0Davide Muroni1Guido Satta2Carlo Milesi3Carlino Casari4CRS4—Center for Advanced Studies, Research and Development in Sardinia, 09050 Pula, ItalyCRS4—Center for Advanced Studies, Research and Development in Sardinia, 09050 Pula, ItalyCRS4—Center for Advanced Studies, Research and Development in Sardinia, 09050 Pula, ItalyCRS4—Center for Advanced Studies, Research and Development in Sardinia, 09050 Pula, ItalyCRS4—Center for Advanced Studies, Research and Development in Sardinia, 09050 Pula, ItalyTechnological advancements in low-cost devices, the Internet of Things (IoT), numerical models, big data infrastructures, and high-performance computing are revolutionizing urban management, particularly air quality governance. This study examines the application of smart technologies to address urban air quality challenges using integrated sensor networks and predictive models. The decision support system (DSS), AERQ, incorporates the AERMOD modeling tool, achieving a 10 m spatial and 1 h temporal resolution for air quality predictions. It processes hourly climate and traffic data via a high-performance computing (HPC) platform, significantly enhancing prediction accuracy and decision-making efficiency. AERMOD has been calibrated and validated for NO<sub>2</sub>, showing a good performance against observations. Tested in Cagliari, Sardinia, Italy, AERQ demonstrated a 99% reduction in computation time compared to modern desktop systems, delivering detailed 5-year scenarios in under 15 h. AERQ equips stakeholders with air quality indices, scenario analyses, and mitigation strategies, combining advanced visualization tools with actionable insights. By enabling data-driven decisions, the system empowers policymakers, urban planners, and citizens to improve air quality and public health. This study underscores the transformative potential of integrating advanced technologies into urban management, providing a scalable model for efficient, informed, and responsive air quality governance.https://www.mdpi.com/2076-3417/15/4/2045air qualitynitrogen oxidesatmospheric pollutionair quality modelAERMODGIS
spellingShingle Pierluigi Cau
Davide Muroni
Guido Satta
Carlo Milesi
Carlino Casari
AERQ—A Web-Based Decision Support Tool for Air Quality Assessment
Applied Sciences
air quality
nitrogen oxides
atmospheric pollution
air quality model
AERMOD
GIS
title AERQ—A Web-Based Decision Support Tool for Air Quality Assessment
title_full AERQ—A Web-Based Decision Support Tool for Air Quality Assessment
title_fullStr AERQ—A Web-Based Decision Support Tool for Air Quality Assessment
title_full_unstemmed AERQ—A Web-Based Decision Support Tool for Air Quality Assessment
title_short AERQ—A Web-Based Decision Support Tool for Air Quality Assessment
title_sort aerq a web based decision support tool for air quality assessment
topic air quality
nitrogen oxides
atmospheric pollution
air quality model
AERMOD
GIS
url https://www.mdpi.com/2076-3417/15/4/2045
work_keys_str_mv AT pierluigicau aerqawebbaseddecisionsupporttoolforairqualityassessment
AT davidemuroni aerqawebbaseddecisionsupporttoolforairqualityassessment
AT guidosatta aerqawebbaseddecisionsupporttoolforairqualityassessment
AT carlomilesi aerqawebbaseddecisionsupporttoolforairqualityassessment
AT carlinocasari aerqawebbaseddecisionsupporttoolforairqualityassessment