Survey data regarding perceived air quality in Australia, Brazil, China, Ghana, India, Iran, Italy, Norway, South Africa, United States before and during Covid-19 restrictions

Diego Maria Barbieri, Baowen Lou, Marco Passavanti, Cang Hui, Daniela Antunes Lessa, Brij Maharaj, Arunabha Banerjee, Fusong Wang, Kevin Chang, Bhaven Naik, Lei Yu, Zhuangzhuang Liu, Gaurav Sikka, Andrew Tucker, Ali Foroutan Mirhosseini, Sahra Naseri, Yaning Qiao, Akshay Gupta, Montasir Abbas, Kevin FangNavid Ghasemi, Prince Peprah, Shubham Goswami, Amir Hessami, Nithin Agarwal, Louisa Lam, Solomon Adomako

Research output: Contribution to journalArticleResearchpeer-review

2 Citations (Scopus)


The dataset deals with the air quality perceived by citizens before and during the enforcement of COVID-19 restrictions in ten countries around the world: Australia, Brazil, China, Ghana, India, Iran, Italy, Norway, South Africa and the United States. An online survey conveniently translated into Chinese, English, Italian, Norwegian, Persian, Portuguese collected information regarding the perceived quality of air pollution according to a Likert scale. The questionnaire was distributed between 11-05-2020 and 31-05-2020 and 9 394 respondents took part. Both the survey and the dataset (stored in a Microsoft Excel Worksheet) are available in a public repository. The collected data offer the people's subjective perspectives related to the objective improvement in air quality occurred during the COVID-19 restrictions. Furthermore, the dataset can be used for research studies involving the reduction in air pollution as experienced, to a different extent, by populations of all the ten countries.

Original languageEnglish
Article number106169
Number of pages10
JournalData in Brief
Publication statusPublished - Oct 2020
Externally publishedYes


  • Air quality
  • COVID-19
  • Environmental pollution
  • Psychometric perception
  • Survey data

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