RT Report T1 Marine pollution: UNEP Regional Seas Reports and Studies No. 25 A1 United Nations Environment Programme, K1 marine pollution YR 1983 FD 1983 LK https://wedocs.unep.org/handle/20.500.11822/11826 UL https://wedocs.unep.org/handle/20.500.11822/11826 NO Overall state of marine pollution, including sources, effects, and actions, followed by general recommendations NO https://www.unep.org/regionalseas/publications/reports/RSRS/pdfs/rsrs025.pdf DS UN Environment Document Repository RD Sep 19, 2026