Exhibition: The Study of Local Wisdom Based on Natural Forest and Water Resource of Pgagayaw Community a Case of Bansoblan, Ampher Samueng, Chieng Mai Province, Thailand. By grade 10 students, Roong Aroon School ..... Presentation at the 1st ASEAN Conference on Impact Assessment and Mitigation: Towards ASEAN Engagement and Sustainable Development, 23-24 November 2015, Naresuan University, Thailand.