Global Journal of Environmental Science and Management(GJESM) is a double blind, peer reviewed, electronic and print, quarterly publication concerned with appropriate aspects of environmental science and management. GJESM publishes original research papers, review papers, case reports, short communications and letters to the editor as well as the editor’s response to letters. GJESM is fully open access and full texts of published articles are available to the public through the journal’s website for free as well as the manuscript submission, refereeing and publication processing are free of charge. GJESM practices peer-review process to control the scholarly content of submitted manuscripts by international experts. GJESM’s Editorial Board selects manuscripts with excellence in content, preferably without commercial targets. GJESM is the member of Committee on Publication Ethics (COPE). The Journal has been indexed in Web of Science: ESCI. GJESM&#۳۹;s content in ESCI is now under consideration by Thomson Reuters to be accepted in the Science Citation Index Expanded (SCIE) as well as the Journal Citation Reports (JCR). The first Impact Factor is due in ۲۰۱۷. The coverage will begin with all GJESM Journal content published since the ۱st. issue in Winter ۲۰۱۵