Evidence map›Paper›PMID 34284210›Full record

ArticleEnvironmental pollution (Barking, Essex : 1987)2021

The impact of COVID-19 lockdowns on surface urban heat island changes and air-quality improvements across 21 major cities in the Middle East.

Ahmed M El Kenawy, Juan I Lopez-Moreno, Matthew F McCabe, Fernando Domínguez-Castro, Dhais Peña-Angulo, Islam M Gaber, Abduldaem S Alqasemi, Khalifa M Al Kindi, Talal Al-Awadhi, Mohammed E Hereher and 3 more

Open access · greenAbstract read
In one paragraph

Article in Environmental pollution (Barking, Essex : 1987), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
5.7field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

13 citing papers in PubMed, 77 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

13 authors at 9 institutions in 5 countries.

Ahmed M El KenawyDepartment of Geography, Sultan Qaboos University, Al Khoud, Muscat, Oman; Department of Geography, Mansoura University, Mansoura, 35516, Egypt. Electronic address: kenawy@mans.edu.eg.
Juan I Lopez-MorenoInstituto Pirenaico de Ecología, Campus de Aula Dei, Avda. Montañana, 50059, Zaragoza, Spain.
Matthew F McCabeDivision of Biological and Environmental Sciences and Engineering, King Abdullah University of Science and Technology, Thuwal, Saudi Arabia.
Fernando Domínguez-CastroAragonese Agency for Research and Development Researcher (ARAID), Department of Geography, University of Zaragoza, Zaragoza, Spain.
Dhais Peña-AnguloInstituto Pirenaico de Ecología, Campus de Aula Dei, Avda. Montañana, 50059, Zaragoza, Spain.
Islam M GaberGIS specialist, Department of Geography, South Valley University, Qena branch, Qena, Egypt.
Abduldaem S AlqasemiGeography and Urban Sustainability, College of Humanities & Social Science, UAEU, Al-Ain, United Arab Emirates.
Khalifa M Al KindiDepartment of Geography, Sultan Qaboos University, Al Khoud, Muscat, Oman.
Talal Al-AwadhiDepartment of Geography, Sultan Qaboos University, Al Khoud, Muscat, Oman.
Mohammed E HereherDepartment of Geography, Sultan Qaboos University, Al Khoud, Muscat, Oman; Department of Environmental Sciences, Faculty of Science, Damietta University, New Damietta, Egypt.
Sayed M RobaaDepartment of Astronomy, Space Science and Meteorology, Faculty of Science, Cairo University, 12613, Egypt.
Noura Al NasiriDepartment of Geography, Sultan Qaboos University, Al Khoud, Muscat, Oman.
Sergio M Vicente-SerranoInstituto Pirenaico de Ecología, Campus de Aula Dei, Avda. Montañana, 50059, Zaragoza, Spain.
Instituto Pirenaico de Ecología · ESSultan Qaboos University · OMCairo University · EGDamietta University · EGKing Abdullah University of Science and Technology · SAMansoura University · EGSouth Valley University · EGUnited Arab Emirates University · AEUniversidad de Zaragoza · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study investigates changes in air quality conditions during the restricted COVID-19 lockdown period in 2020 across 21 metropolitan areas in the Middle East and how these relate to surface urban heat island (SUHI) characteristics. Based on satellite observations of atmospheric gases from Sentinel-5, results indicate significant reductions in the levels of atmospheric pollutants, particularly nitrogen dioxide (NO

Indexed as

Air PollutantsAir PollutionCOVID-19CitiesCommunicable Disease ControlEnvironmental MonitoringHot TemperatureHumansIranMiddle EastQuality ImprovementSARS-CoV-2Air PollutantsAir qualityClimate changeCOVID-19Middle eastUrban heat island

Identifiers

PMID34284210
PMCPMC9756818
OpenAlexW3183301447

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.