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 • Describe criteria used by Reviewers when accepting/declining papers. Was there the opportunity to resubmit articles after revisions? YES • Conference submission management system: CONFBAY SYSTEM https://submit.confbay.com/conf/ncwe2020 • Number of submissions received: 81 • Number of submissions sent for review: 81 • Number of submissions accepted: 73 • Acceptance Rate (Number of Submissions Accepted / Number of Submissions Received X 100): 90% • Average number of reviews per paper: 3 • Total number of reviewers involved: 27 • Any additional info on review process (i.e. plagiarism check system): Plagiarism software (Turnitin) used to check similarity that would not be more than 30% including reference section. • Contact person for queries: Assoc. Prof. Dr. Ramadhansyah Putra Jaya, Universiti Malaysia Pahang, (ramadhansyah@ump.edu.my)