This was sorted into 3 aspects: 1) sustainable living; 2) nature; and 3) culture and society (Fig. 1). z Using symbols as a language understood by people throughout the world. Besides, there was a GPS survey using GPS transfer to the information system through Google Map. z Disseminating the green map through the internet system as follow: 1) www.greenmap.org.; 2) http://thailandgreenmap.wordpress.com; and 3) http://dmdc.rmutl.ac.th (Fig. 2).
3.2.2. A level of knowledge on the green map before and after the green map preparation. Based on the knowledge testing (a total score of 14), there was a statistically significant difference of the score before and after green map activities. It could be concluded that the sample group had more knowledge about the green map more than ever