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Global occurrence, chemical properties, and ecological impacts of e-wastes (IUPAC technical report)
Pure and Applied Chemistry ( IF 2.0 ) Pub Date : 2020-11-26 , DOI: 10.1515/pac-2019-0502
Diane Purchase 1 , Golnoush Abbasi 2 , Lieselot Bisschop 3 , Debashish Chatterjee 4 , Christian Ekberg 5 , Mikhail Ermolin 6 , Petr Fedotov 7 , Hemda Garelick 1 , Khadijah Isimekhai 8 , Nadia G. Kandile 9 , Mari Lundström 10 , Avtar Matharu 11 , Bradley W. Miller 12 , Antonio Pineda 13 , Oluseun E. Popoola 14 , Teodora Retegan 5 , Heinz Ruedel 15 , Angela Serpe 16 , Yehuda Sheva 17 , Kiran R. Surati 18 , Fiona Walsh 19 , Benjamin P. Wilson 10 , Ming Hung Wong 20
Affiliation  

Abstract The waste stream of obsolete electronic equipment grows exponentially, creating a worldwide pollution and resource problem. Electrical and electronic waste (e-waste) comprises a heterogeneous mix of glass, plastics (including flame retardants and other additives), metals (including rare Earth elements), and metalloids. The e-waste issue is complex and multi-faceted. In examining the different aspects of e-waste, informal recycling in developing countries has been identified as a primary concern, due to widespread illegal shipments; weak environmental, as well as health and safety, regulations; lack of technology; and inadequate waste treatment structure. For example, Nigeria, Ghana, India, Pakistan, and China have all been identified as hotspots for the disposal of e-waste. This article presents a critical examination on the chemical nature of e-waste and the resulting environmental impacts on, for example, microbial biodiversity, flora, and fauna in e-waste recycling sites around the world. It highlights the different types of risk assessment approaches required when evaluating the ecological impact of e-waste. Additionally, it presents examples of chemistry playing a role in potential solutions. The information presented here will be informative to relevant stakeholders seeking to devise integrated management strategies to tackle this global environmental concern.
更新日期:2020-11-26
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