“…The main theory are built by (Grossman and Krueger, 1991) the same as tourism sector, the channel is energy use by shipping, fuel and storage. Since the paper published, many empirical research has been done in this such as in France (Mutascu, 2018), Kuwait (Wasti and Zaidi, 2020), Nigeria (Zubair et al, 2020), and China (Zhang et al, 2017) and group of countries namely Africa (Dauda et al, 2021;Opoku-Mensah et al, 2021;Tugcu, 2014), selected countries (Khan et al, 2020;Khan and Ahmad, 2021;Kim et al, 2019;Muhammad et al, 2020), Europe (Du et al, 2020;Kasman and Duman, 2015), newly industrialized countries (Zhang et al, 2017), South Asia (Rahman et al, 2020), Mena Countries (Omri et al, 2015) The effect of trade on CO 2 emission are non-linear relationship confirm that there is Environmental Kuznet Curve (EKC) (Du et al, 2020;Shahbaz et al, 2017). According to (Du et al, 2020) when income level is lower than 16.883,45 US$, the increasing of international trade also increase the CO 2 emission.…”