Peer review declaration

All papers published in this volume of IOP Conference Series: Earth and Environmental Science have 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: Double-blind • Conference submission management system: ASU Conference Submission System • Number of submissions received: 420 • Number of submissions sent for review: 347 • Number of submissions accepted: 67 • Acceptance Rate (Number of Submissions Accepted / Number of Submissions Received X 100): 15.9% • Average number of reviews per paper: 2 • Total number of reviewers involved: 212 • Any additional info on review process: N/A • Contact person for queries: Prof. Dr. Svetlana G. Maximova, Editor Altai State University, 61 Lenina prospekt, Barnaul 656049 Russia Email: maksimova@socio.asu.ru