Assessment of source contributions to the urban air quality for the Bristol claircity pilot case

K. Oliveira, V. Rodrigues, S. Coelho, A. Patrícia Fernandes, S. Rafael, C. Faria, J. Ferreira, C. Borrego, T. Husby, I. Diafas, P. Sieverts Nielsen, X. Liu, A. Kewo, C. Trozzi, E. Piscitello, K. Vanherle, S. Knudsen, E. Bouman, J. Barnes, S. SlingerlandE. Hayes, H. Bolscher, M. Lopes

Research output: Contribution to JournalArticleAcademicpeer-review

Abstract

© 2019 WIT PressThe world's population has been growing continuously, with most people inhabiting urban settlements. Furthermore, air pollution has become a growing concern, mainly in densely populated cities, where human health is threatened by acute air pollution episodes. The H2020 ClairCity project aims to substantially improve future air quality and carbon policies in European cities by initiating new modes of engaging citizens, stakeholders and policy makers. ClairCity applies an innovative quantification framework developed to assess environmental, health and economic impacts. In this work, the quantification framework was applied and calibrated for the baseline situation in Bristol, the ClairCity pilot city. The second-generation Gaussian model URBAIR was set up to simulate NO2 and particulate matter (PM) concentrations for the entire year of 2015. An analysis of source contribution was performed providing information on the contributions of different source sectors (e.g. road transport, industrial, residential and commercial) to NO2 and PM concentrations. The results point to a predominant contribution of road transport sector of 53% to NO2 concentrations in Bristol, while the residential sector is the main contributor (with a contribution of 82%) to particulate matter concentrations, mainly linked with a high use of solid biomass combustion in this sector. These results can be powerful to support the design of air quality management plans and strategies and to forecast potential benefits of reducing emissions from a particular source category.
Original languageEnglish
Pages (from-to)89-98
JournalWIT Transactions on Ecology and the Environment
Volume236
DOIs
Publication statusPublished - 2019
Externally publishedYes

Funding

ACKNOWLEDGEMENTS This work was supported by the ClairCity project. ClairCity has received funding from the European Union’s Horizon 2020 research and innovation programme under grant agreement 689289. J. Ferreira is funded by national funds (OE), through FCT – Foundation for Science and Technology, I.P., in the scope of the framework contract foreseen in the numbers 4, 5 and 6 of the article 23, of the Decree-Law 57/2016, of 29 August, changed by Law 57/2017, of 19 July. Thanks are also due for the financial support to the PhD grant of S. Coelho (SFRH/BD/137999/2018), and to CESAM (UID/AMB/50017/2019), to FCT/MCTES through national funds, and the co-funding by the FEDER, within the PT2020 Partnership Agreement and Compete 2020.

FundersFunder number
Horizon 2020 Framework Programme689289
Centro de Estudos Ambientais e Marinhos, Universidade de AveiroUID/AMB/50017/2019
Fundação para a Ciência e a TecnologiaSFRH/BD/137999/2018
European Regional Development Fund

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