Submission Guidelines  ABSTRACT  Submit a 250-words abstract. It should briefly

Submission Guidelines 
ABSTRACT 
Submit a 250-words abstract. It should briefly

Submission Guidelines 
ABSTRACT 
Submit a 250-words abstract. It should briefly state the purpose of the research, the principal results, and major conclusions. Avoid using undefined abbreviations or unspecified references. The abstract should include the following parts: following parts: (1) introduction of the topic; (2) objectives; (3) methods including limitation; (4) results; (5) conclusion; (6) recommendation for further research; (7) policy development. Include 4-6 keywords having four parts: (a) discipline of the study; (b) concepts investigated; (c) methods and process, (d) geography (country/continent).