Barbieri, Diego MariaLou, BaowenPassavanti, MarcoHui, CangLessa, Daniela AntunesMaharaj, BrijBanerjee, ArunabhaWang, FusongChang, KevinNaik, BhavenYu, LeiLiu, ZhuangzhuangSikka, GauravTucker, AndrewMirhosseini, Ali ForoutanNaseri, SahraQiao, YaningGupta, AkshayAbbas, MontasirFang, KevinGhasemi, NavidPeprah, PrinceGoswami, ShubhamHessami, AmirAgarwal, NithinLam, LouisaAdomako, Solomon2022-09-272022-09-272020BARBIERI, D. M. et al. 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. Data in Brief, v. 32, 2020. Disponível em: <https://www.sciencedirect.com/science/article/pii/S2352340920310635>. Acesso em: 29 abr. 2022.2352-3409http://www.repositorio.ufop.br/jspui/handle/123456789/15504The 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 in- formation regarding the perceived quality of air pollution ac- cording 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 Mi- crosoft 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 popula- tions of all the ten countries.en-USabertoEnvironmental pollutionPsychometric perceptionArtigo publicado em periodicoThis is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/). Fonte: o PDF do artigo.https://doi.org/10.1016/j.dib.2020.106169