The impact of COVID-19 in air quality worldwide: a systematic review

WHO announced on the 11th of March that COVID-19 was considered a pandemic disease. At this stage, around 37 million cases and one million deaths were confirmed worldwide (in October 2020). To try to avoid the contagion of the population, all governments around the world had applied several social...

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Main Authors: Ana Monteiro, Alexandre Mergulhão, Vítor Manteigas, Marina Almeida-Silva
Format: Article
Language:English
Published: Escola Superior de Tecnologia da Saúde de Lisboa 2022-08-01
Series:Saúde & Tecnologia
Subjects:
Online Access:https://journals.ipl.pt/stecnologia/article/view/568
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author Ana Monteiro
Alexandre Mergulhão
Vítor Manteigas
Marina Almeida-Silva
author_facet Ana Monteiro
Alexandre Mergulhão
Vítor Manteigas
Marina Almeida-Silva
author_sort Ana Monteiro
collection DOAJ
description WHO announced on the 11th of March that COVID-19 was considered a pandemic disease. At this stage, around 37 million cases and one million deaths were confirmed worldwide (in October 2020). To try to avoid the contagion of the population, all governments around the world had applied several social and hygienic recommendations, as well as mandatory measures. All of this had a huge impact not only on people’s lifestyles but also on the environment. Based on PRISMA methodology, this study aims to identify the main impacts of coronavirus on air quality. Seven articles had accomplished all inclusion criteria and were deeply studied. In general, all air quality pollutants had decreased during the (partial) lockdown, showing a positive impact on air quality worldwide. In areas associated with urban traffic, the differences before/during lockdown became significant for the CO (-53.1%), PM10 (-22.8%), PM2.5 (-29.8%) and NO2 (-54.3%). Similar results were observed all around the world. Although this statement, the authors are aware of the extremely negative impact that this situation has on the social and economic point of view.
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spelling doaj.art-7ab6acfac1a04bbc97e79e44c137c90f2024-04-12T15:51:46ZengEscola Superior de Tecnologia da Saúde de LisboaSaúde & Tecnologia1646-97042022-08-01T310.25758/set.2282The impact of COVID-19 in air quality worldwide: a systematic reviewAna Monteiro0Alexandre Mergulhão1Vítor Manteigas2Marina Almeida-Silva3H&TRC – Health & Technology Research Center, Escola Superior de Tecnologia da Saúde de Lisboa, Instituto Politécnico de Lisboa. Lisboa, Portugal. Escola Nacional de Saúde Pública, Universidade NOVA de Lisboa. Lisboa, Portugal. Centro de Ciências e Tecnologias Nucleares, Instituto Superior Técnico, Universidade de Lisboa. Lisboa, Portugal. Departamento das Ciências do Diagnóstico, Terapêutica e Saúde Pública, Escola Superior de Tecnologia da Saúde de Lisboa, Instituto Politécnico de Lisboa. Lisboa, Portugal.Departamento das Ciências do Diagnóstico, Terapêutica e Saúde Pública, Escola Superior de Tecnologia da Saúde de Lisboa, Instituto Politécnico de Lisboa. Lisboa, Portugal.H&TRC – Health & Technology Research Center, Escola Superior de Tecnologia da Saúde de Lisboa, Instituto Politécnico de Lisboa. Lisboa, Portugal. Centro de Ciências e Tecnologias Nucleares, Instituto Superior Técnico, Universidade de Lisboa. Lisboa, Portugal. Departamento das Ciências do Diagnóstico, Terapêutica e Saúde Pública, Escola Superior de Tecnologia da Saúde de Lisboa, Instituto Politécnico de Lisboa. Lisboa, Portugal.H&TRC – Health & Technology Research Center, Escola Superior de Tecnologia da Saúde de Lisboa, Instituto Politécnico de Lisboa. Lisboa, Portugal. Centro de Ciências e Tecnologias Nucleares, Instituto Superior Técnico, Universidade de Lisboa. Lisboa, Portugal. Departamento das Ciências do Diagnóstico, Terapêutica e Saúde Pública, Escola Superior de Tecnologia da Saúde de Lisboa, Instituto Politécnico de Lisboa. Lisboa, Portugal. WHO announced on the 11th of March that COVID-19 was considered a pandemic disease. At this stage, around 37 million cases and one million deaths were confirmed worldwide (in October 2020). To try to avoid the contagion of the population, all governments around the world had applied several social and hygienic recommendations, as well as mandatory measures. All of this had a huge impact not only on people’s lifestyles but also on the environment. Based on PRISMA methodology, this study aims to identify the main impacts of coronavirus on air quality. Seven articles had accomplished all inclusion criteria and were deeply studied. In general, all air quality pollutants had decreased during the (partial) lockdown, showing a positive impact on air quality worldwide. In areas associated with urban traffic, the differences before/during lockdown became significant for the CO (-53.1%), PM10 (-22.8%), PM2.5 (-29.8%) and NO2 (-54.3%). Similar results were observed all around the world. Although this statement, the authors are aware of the extremely negative impact that this situation has on the social and economic point of view. https://journals.ipl.pt/stecnologia/article/view/568COVID-19CoronavirusAir qualityAir pollutionCOPMx
spellingShingle Ana Monteiro
Alexandre Mergulhão
Vítor Manteigas
Marina Almeida-Silva
The impact of COVID-19 in air quality worldwide: a systematic review
Saúde & Tecnologia
COVID-19
Coronavirus
Air quality
Air pollution
CO
PMx
title The impact of COVID-19 in air quality worldwide: a systematic review
title_full The impact of COVID-19 in air quality worldwide: a systematic review
title_fullStr The impact of COVID-19 in air quality worldwide: a systematic review
title_full_unstemmed The impact of COVID-19 in air quality worldwide: a systematic review
title_short The impact of COVID-19 in air quality worldwide: a systematic review
title_sort impact of covid 19 in air quality worldwide a systematic review
topic COVID-19
Coronavirus
Air quality
Air pollution
CO
PMx
url https://journals.ipl.pt/stecnologia/article/view/568
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