“…Previous studies on the reasons for TERB were mainly divided into three aspects: the tourists' demographic characteristics (including gender, age, education, and income) [13][14][15][16], the tourists' psychological cognitive and emotional factors (e.g., environmental knowledge, environmental commitment, environmental sensitivity, place attachment, and travel experience) [8,[16][17][18][19][20], and situational factors (e.g., social and subjective norms) [7,21,22]. Besides, several theoretical frameworks, such as the theory of reasoned action (TRA) [23,24], the theory of planned behavior (TPB) [7,21,25], the norm activation model (NAM) [22,26], and the value-belief-norm (VBN) theory [27,28], have been used to understand the mechanisms of TERB.…”