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United Nations Environment Programme ,  Federal Ministry for Research and Technology of the Federal Republic of Germany ,  [International Symposium on Waste Water Technology for Developing Countries] ,  International Symposium on Waste Water Technology for Developing Countries

United Nations Environment Programme ,  International Lake Environment Committee Foundation (ILEC) ,  Shiga Prefectural Government ,  [Proceedings of Symposium on Water Resources Management with the Views of Global and Regional Scales] ,  Proceedings of Symposium on Water Resources Management with the Views of Global and Regional Scales

United Nations Environment Programme ,  [Water: A Key for Sustainable Development in Africa - Key Issues and Constraints] ,  Water: A Key for Sustainable Development in Africa - Key Issues and Constraints

United Nations Environment Programme ,  World Meteorological Organization ,  [International Conference on Water and the Environment: Development Issues for the 2lst century] ,  International Conference on Water and the Environment: Development Issues for the 2lst century

United Nations Environment Programme ,  United Nations Educational, Scientific and Cultural Organization ,  [Regional Workshop on Water Resources Assessment and Integrated Management : Water Supply and Pollution Control] ,  Regional Workshop on Water Resources Assessment and Integrated Management : Water Supply and Pollution Control

World Health Organization ,  Food and Agriculture Organization of the United Nations ,  United Nations Environment Programme ,  [Panel of Experts on Environmental management for Vector Control (PEEM): Report of the First Meeting] ,  Panel of Experts on Environmental management for Vector Control (PEEM): Report of the First Meeting