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: CMT • Number of submissions received: 48 • Number of submissions sent for review: 41 • Number of submissions accepted: 20 • Acceptance Rate (Number of Submissions Accepted / Number of Submissions Received X 100): 48.8% • Average number of reviews per paper: 2 • Total number of reviewers involved: 25 • Any additional info on review process: Each paper was peer-reviewed by 2 reviewers. The conference took double-blind peer review method. Only papers meet the requires below will be considered for accepting. If the paper needs revising, it should be resubmitted for peer review again. Manuscript requirements: 1. Manuscripts must be written in English, in accordance with the standard of template; 2. The topics of paper should be relevant to conference topics; 3. Plagiarism and duplicate submission are prohibited; 4. Innovation and scientific value is a must. • Contact person for queries: Yury Yu yury@apise.org Asia Pacific Institute of Science and Engineering