Environmental implications of increasingly stringent sewage discharge standards in municipal wastewater treatment plants: case study of a cool area of China

CORC > 生态环境研究中心 > 中国科学院生态环境研究中心 > 环境化学与生态毒理学国家重点实验室

	Environmental implications of increasingly stringent sewage discharge standards in municipal wastewater treatment plants: case study of a cool area of China
	Wang, Xiu-Heng; Wang, Xu; Huppes, Gjalt; Heijungs, Reinout; Ren, Nan-Qi
刊名	JOURNAL OF CLEANER PRODUCTION
	2015-05-01
卷号	94 期号:1 页码:278-283
关键词	Wastewater treatment Discharge standard Environmental impact Life cycle assessment Sustainability
英文摘要	For the protection of the aquatic environment and public health, China has implemented increasingly stringent sewage discharge standards for municipal wastewater treatment plants (WWTPs), but faces critical challenges in terms of additional environmental burdens. In this work, a life cycle assessment (LCA) approach was used to determine the adverse environmental consequences of increasingly stringent discharge standards in a domestic WWTP, and to identify the main contributors and propose alternatives that minimize negative environmental impacts. The LCA-derived findings indicate that tightening discharge levels will indeed reduce local eutrophication but without net environmental improvement satisfied. If the treated water is not required for further reuse, it appears more environmentally promising to establish WWTPs in regions that implementing moderate-level treatment than to upgrade existing WWTPs to much higher standards, except in conservation zones, areas of high population density, and in watersheds with less resilience to pollution. Overall, environmental improvement can be satisfied by introducing consistent "cradle-to-cradle/grave" legislation for WWTPs. It was implicated that decision makers should therefore emphasize energy conservation and wastewater-derived resource recovery approaches to the operation of WWTPs. (C) 2015 Elsevier Ltd. All rights reserved.
研究领域[WOS]	Engineering, Environmental ; Environmental Sciences
WOS记录号	WOS:000353741400027
公开日期	2016-03-15
内容类型	期刊论文
源URL	[http://ir.rcees.ac.cn/handle/311016/32568]
专题	生态环境研究中心_环境化学与生态毒理学国家重点实验室
推荐引用方式 GB/T 7714	Wang, Xiu-Heng,Wang, Xu,Huppes, Gjalt,et al. Environmental implications of increasingly stringent sewage discharge standards in municipal wastewater treatment plants: case study of a cool area of China[J]. JOURNAL OF CLEANER PRODUCTION,2015,94(1):278-283.
APA	Wang, Xiu-Heng,Wang, Xu,Huppes, Gjalt,Heijungs, Reinout,&Ren, Nan-Qi.(2015).Environmental implications of increasingly stringent sewage discharge standards in municipal wastewater treatment plants: case study of a cool area of China.JOURNAL OF CLEANER PRODUCTION,94(1),278-283.
MLA	Wang, Xiu-Heng,et al."Environmental implications of increasingly stringent sewage discharge standards in municipal wastewater treatment plants: case study of a cool area of China".JOURNAL OF CLEANER PRODUCTION 94.1(2015):278-283.