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主办单位:煤炭科学研究总院有限公司、中国煤炭学会学术期刊工作委员会
市政污泥用于矿山废弃地生态修复的研究进展
  • Title

    Research advances of municipal sludge used in mine ecological restoration of mine abandoned land

  • 作者

    乔雪园王先恺陈祥董滨李翀

  • Author

    QIAO Xueyuan;WANG Xiankai;CHEN Xiang;DONG Bin;LI Chong

  • 单位

    中国长江三峡集团有限公司 长江生态环境工程研究中心同济大学 环境科学与工程学院

  • Organization
    Yangtze Eco-Environment Engineering Research Center, China Three Gorges Corporation
    College of Environmental Science and Engineering, Tongji University
  • 摘要

    矿山生态修复是“山水林田湖草”一体化治理的重要组成部分,同时市政污泥的处理处置问题也是城市环境问题的重点攻关方向。鉴于矿山生态修复基质用土的缺乏和市政污泥稳定化产物消纳路径的不畅,越来越多的研究开始关注将市政污泥应用于矿山生态修复的可能性。梳理了市政污泥稳定产物的应用前景,分析将其用于矿山修复的生态效益,包括改良土壤理化性质、阻断矿山淋溶污染、强化植物对含重金属土壤的修复效果等;指出市政污泥稳定产物应用于矿山生态修复可能产生的次生污染风险,其生态毒性的累积会显著降低矿山植物的存活率,氮、磷等物质淋溶可能会污染地下水,需要严格控制市政污泥稳定产物的用法用量。研究表明,进一步厘清市政污泥施用后对矿山土壤理化性质的长期影响,深化市政污泥稳定产物固定重金属的机理研究,明确市政污泥稳定产物最佳施用量和施用方式,建立市政污泥施用后的污染评估方法等,是未来的重要研究方向。

  • Abstract

    Mine ecological restoration is an significant part of the integrated management of "mountains-rivers-forests-farmlands-lakes-grasslands", and the treatment and disposal of municipal sludge is also a key research direction in urban environmental issues. Given the lack of soil for mine ecological restoration substrate and the limited disposal options for stabilization products of municipal sludge, more and more researches have begun to focus on the possibility of applying municipal sludge to mine ecological restoration. This study reviews the application prospects of stabilization products of municipal sludge in mine restoration and analyzes the ecological benefits, including improving soil physical and chemical properties, preventing leaching pollution in mines, and enhancing the remediation effect of plants on soil containing heavy metals. It is suggested that the application of stabilization products of municipal sludge in mine ecological restoration also has certain secondary pollution risks. The accumulation of ecological toxicity may significantly reduce the survival rate of mine plants, and leaching of substances such as nitrogen and phosphorus may pose a risk of groundwater pollution. Therefore, it is necessary to control the usage and dosage of stabilization products of municipal sludge. The research shows that further clarifying the long-term impact of municipal sludge application on the physical and chemical properties of mine soil, deepening the mechanism of fixation of heavy metals by municipal sludge stabilization products, clarifying the optimal application amount and application method of municipal sludge stabilization products, and establishing the pollution assessment method after municipal sludge application are important research directions in the future.

  • 关键词

    矿山生态修复市政污泥固废资源化污染防治效益与风险

  • KeyWords

    mine ecological restoration;municipal sludge;resourcezation of solid waste;pollution prevention and control;benefit and risk

  • 基金项目(Foundation)
    国家重点研发计划项目(2021YFC3200700);中国长江三峡集团有限公司科研项目(NBWL202300013)
  • DOI
  • 引用格式
    乔雪园,王先恺,陈祥,等.市政污泥用于矿山废弃地生态修复的研究进展[J].矿业安全与环保,2024,51(6):154-160.
  • Citation
    QIAO Xueyuan, WANG Xiankai, CHEN Xiang, et al. Research advances of municipal sludge used in mine ecological restoration of mine abandoned land[J]. Mining Safety & Environmental Protection,2024,51(6):154-160.
  • 图表
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    • 不同省份矿山开采及市政污泥使用情况

    图(1) / 表(2)

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