Authors will receive an email message from the Editor of Sumatra Journal of Disaster, Geography and Geography Education providing directions for checking of galley proofs. Authors should return any corrections to the galleys to the Editor as soon as possible. A limited number of alterations in proof are unavoidable, but the cost of making extensive corrections and changes after an article has been composed will be charged to the author. Final responsibility for correcting errors lies with the author. Article is freely available in SJDGGE website.