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United Nations Environment Programme ,  [Converting Waste Plastics into a Resource - Compendium of Technologies] ,  Converting Waste Plastics into a Resource - Compendium of Technologies

United Nations Environment Programme ,  [Marine litter: trash that kills] ,  Marine litter: trash that kills

United Nations Environment Programme ,  Grid-Arendal ,  [Marine litter: Vital graphics] ,  Marine litter: Vital graphics

United Nations Environment Programme ,  [UNEP Year Book 2014: emerging issues in our global environment] ,  UNEP Year Book 2014: emerging issues in our global environment

United Nations Environment Programme ,  [Chemicals Management and Marine Plastics - Our Planet April 2011] ,  Chemicals Management and Marine Plastics - Our Planet April 2011

United Nations Environment Programme ,  [Converting Waste Plastics into a Resource-Assessment Guidelines] ,  Converting Waste Plastics into a Resource-Assessment Guidelines

United Nations Environment Programme ,  [Tunza vol. 8.3: resource use] ,  Tunza vol. 8.3: resource use

United Nations Environment Programme ,  [联合国环境署 2016 前沿报告: 全球环境的新兴问题] ,  [UNEP Frontiers 2016 Report: Emerging Issues of Environmental Concern] ,  UNEP Frontiers 2016 Report: Emerging Issues of Environmental Concern