RT null T1 Marine Litter Monitoring Methods Handbook, Part I A1 Commonwealth Scientific and Industrial Research Organisation, A1 Coordinating Body on the Seas of East Asia, A1 United Nations Environment Programme, A2 Roman, Lauren A2 Hardesty, Britta Denise K1 marine pollution K1 citizen science K1 East Asia K1 Cambodia K1 China K1 Indonesia K1 Republic of Korea K1 Malaysia K1 Philippines K1 Thailand K1 Singapore K1 Viet Nam YR 2022 FD 2022-12 LK https://wedocs.unep.org/handle/20.500.11822/41748 UL https://wedocs.unep.org/handle/20.500.11822/41748 NO The Marine Debris Monitoring Methods Handbook, Part 1 (this handbook) seeks to provide information to participants in COBSEA participating countries about the different monitoring approaches that are taken in international marine litter monitoring programs. The objective of this handbook is to provide a menu of options that have been rolled out at national and multinational/regional scales to monitor marine litter, to provide guidance on best-practice in marine litter monitoring approaches for regional-scale marine litter monitoring. DS UN Environment Document Repository RD Sep 21, 2026