RT Report T1 Overview of Impact of Sewage on the Marine Environment in the East Asian Seas: Social and Economic Opportunities A1 United Nations Environment Programme, A1 Coordinating Body on the Seas of East Asia, A2 Sien, Chia Lin A2 Akpan, George S. A2 Onyirimba, Lloyd C. A2 Aguilos, Maribel B. K1 sewage K1 population growth K1 urbanization K1 sewage treatment plant K1 marine environment K1 marine pollution K1 coastal zone management K1 pathogen K1 environmental impact assessment K1 Biodiversity K1  Coastal and Marine Ecosystems K1 Global Programme of Action (GPA) K1 Marine Litter K1 Pollution K1 Regional seas K1 Waste management SN 92-807-2050-3 YR 2001 FD 2001 LK https://wedocs.unep.org/handle/20.500.11822/29107 UL https://wedocs.unep.org/handle/20.500.11822/29107 NO This report is intended to provide an overview of potential economic and social development in the region of the East Asian Seas, affecting the coastal, marine and associated freshwater environment and the status of these developments. Particular attention is given to the problem of sewage and especially urban domestic sewage. The report provides an account of the type, quantity and point and non-point sources of sewage, especially from urban centres affecting the coastal, marine and associated freshwater environment. DS UN Environment Document Repository RD Sep 22, 2026