“…With regard to education, some researchers associated higher levels of education with lower environmental (Cottrell, 2003; Gandhi and Kaushik, 2016; Gaspar and Antunes, 2011). In contrast, other studies highlighted a positive relationship between higher levels of education and sustainable attitudes and behaviours (Blomquist and Whitehead, 1998; Botetzagias et al , 2015; do Paço and Raposo, 2009; Meyer, 2015; Patel et al , 2017; Torgler and García-Valiñas, 2007; Xiao et al , 2013).…”