“…A good number of studies already examines the relationship between tourism and CO 2 , mostly using panel data analysis namely, EU Countries (Ahmad et al, 2019;Arbulú et al, 2015;Badulescu et al, 2021;Dritsaki and Dritsaki, 2014;Paramati et al, 2017), Asia (Ahmad et al, 2019), ASEAN 5 (Azam et al, 2020;Tang and Tan, 2015), Gulf Cooperation Council (Alhowaish, 2016), Mediterranean countries (Dritsaki and Dritsaki, 2014), Muslim Countries (Muhammad et al, 2021), and OECD (Liddle, 2012). While the other research studies focuses on countries level of data for example Italy (Ercolano et al, 2018), Pakistan (Khan et al, 2020;Khan and Ahmad, 2021;Liu et al, 2019), China (Tang et al, 2014;Udemba, 2019), Turkey (Koçak et al, 2020), Cyprus (Katircioglu et al, 2014), Spain (Mateu-Sbert et al, 2013, Switzerland (Jaligot and Chenal, 2018).…”