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: The review process is conducted by single-blind review • Conference submission management system: The conference submission management system was conducted via online manuscript management system manuscriptlink.com/conferences/icbb2020 and email (pubb.icbb2020@unram.ac.id) • Number of submissions received: Number of submissions received were 102 manuscripts • Number of submissions sent for review: Number of submissions sent for review were 64 manuscripts • Number of submissions accepted: Number of submissions accepted are 51 manuscripts • Acceptance Rate (Number of Submissions Accepted / Number of Submissions Received X 100): Average acceptance rate 50% • Average number of reviews per paper: The average number of reviews per paper were 3 rounds of reviews • Total number of reviewers involved: The total number of reviewers involved were 8 • Any additional info on review process: • Contact person for queries: (please include name, affiliation and email address) Eka Sunarwidhi Prasedya, PhD. , University of Mataram, ekasprasedya@unram.ac.id