The concentration of major air pollutants during the movement control order due to the COVID-19 pandemic in the Klang Valley, Malaysia

Latif MT; Dominick D; Hawari NSSL; Mohtar AAA; Othman M

doi:10.1016/j.scs.2020.102660

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The concentration of major air pollutants during the movement control order due to the COVID-19 pandemic in the Klang Valley, Malaysia

Latif MT ¹ , Dominick D ² , Hawari NSSL ¹ , Mohtar AAA ¹ , Othman M ³

Affiliations

¹ Department of Earth Sciences and Environment, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, 43600 Bangi, Malaysia
² Centre for Atmospheric Chemistry, University of Wollongong, Wollongong, NSW 2522, Australia
³ Institute for Environment and Development (LESTARI), Universiti Kebangsaan Malaysia, 43600 Bangi, Malaysia

Sustain Cities Soc, 2021 Mar;66:102660.

PMID: 33520606 DOI: 10.1016/j.scs.2020.102660

Abstract

The COVID-19 pandemic forced many governments across the world to implement some form of lockdown to minimalize the spread of the virus. On 18th March 2020, the Malaysian government put into action an enforced movement control order (MCO) to reduce the numbers of infections. This study aims to investigate the concentrations of air pollutants during the MCO in the Klang Valley. The concentrations of air pollutants were recorded by the continuous air quality monitoring system (CAQMS) operated by the Department of Environment. The results showed that there were significant reductions (p 

* Title and MeSH Headings from MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.