Peer review declaration

All papers published in this volume of IOP Conference Series: Earth and Environmental Sciencehave been peer reviewed through processes administered by the Editors. Reviews were conducted by expert referees to the professional and scientific standards expected of a proceedings journal published by IOP Publishing. □ Type of peer review: Single-blind □ Conference submission management system: Easy Chair Submission System □ Number of submissions received: 32 □ Number of submissions sent for review: 23 □ Number of submissions accepted: 18 □ Acceptance Rate (Number of Submissions Accepted / Number of Submissions Received X 100): 56.25 % □ Average number of reviews per paper: 2 □ Total number of reviewers involved: 14 □ Any additional info on review process: N.A. □ Contact person for queries : Name : MR. KUNAL CHAKRABORTY Affiliation: NORTH EASTERN HILL UNIVERSITY Email : kunal.eiilm.vu@gmail.com