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    伊敏露天矿生态修复模式实践

    Practice on the ecological restoration model of Yimin Open-pit Mine

    • 摘要: 我国在经历了几十年的高速经济增长后,累积了大量生态环境问题。当今处在生态文明时代,急需实现从“征服自然”到“人与自然和谐共生”的转变。正如“绿水青山就是金山银山”理念的提出,深刻揭示经济发展与环境保护之间的辩证关系。露天开采是我国发展的重要领域,因此,露天行业的生态修复更需要处理好经济发展与环境保护之间的关系。为了进一步完善露天行业生态修复研究成果,提升高寒地区露天矿生态修复效果,针对露天矿山生态修复发展需求,克服高寒地区矿山生态修复的恶劣气候环境、露天煤矿植被区点多、线长、面广等困难,以伊敏露天矿为例,在生态修复管理举措、技术措施等方面开展了系统的探索、实践和总结研究。通过管理举措提供保障,技术措施提供支撑,在需要高质量开展生态环境保护的时代背景下,实现了管理与技术的恰当融合,形成了践行总书记“两山论”和“三个结合”重要嘱托的伊敏生态修复模式。提前部署、系统规划,从设计、红色引领、资金、材料、人员、设备、技术等方面全方位提供保障;专项推进、技术把控,利用腐殖土回收、土壤改良,排土场削坡、覆土,植被筛选、搭配,生态修复示范建设等措施,积极履行生态修复责任;持续提升、因地制宜,针对已有的小湿地区、排土场复绿区、生态修复核心区、植被灌溉区等进行生物环境营造、提档再升级、精细化管护,多角度展现绿色底色映丰富色彩的生态修复效果。不仅使矿山生态修复比例大幅度提升,而且实现了“开矿不见矿,矿在美中藏”的美丽景象,为露天矿山的生态修复提供了可复制、可推广的伊敏模式。

       

      Abstract: After decades of rapid economic growth, China has accumulated numerous ecological and environmental issues. In the current era of ecological civilization, there is an urgent need to transform the mindset from “conquering nature” to “harmonious coexistence between humans and nature”. The proposition that “lucid waters and lush mountains are invaluable assets” profoundly clarifies the dialectical relationship between economic development and environmental protection. As open-pit mining is a vital sector in China’s development, ecological restoration in this industry must properly balance economic progress and covering of dump sites, vegetation selection and matching, and construction of ecological restoration environmental conservation. To optimize research outcomes of ecological restoration in open-pit mining and improve remediation efficacy in alpine regions, Yimin Open-pit Mine was taken as a case, addressing the industry’s development demands and overcoming challenges including harsh climatic conditions and the scattered, extensive distribution of vegetation zones in open-pit coal mines. Systematic exploration, practice and summary were conducted on ecological restoration management initiatives and technical measures. By integrating management safeguards with technical support,Yimin Ecological Restoration Model has been developed, which implements the “Two Mountains Theory” and the principle of “Three Combinations”. The model follows three core strategies: advance deployment and systematic planning with comprehensive guarantees in design, policy guidance, funding, materials, personnel, equipment and technology; specialized promotion and technical control through measures like humus soil recycling, soil improvement, spoil heap slope cutting and covering, vegetation screening and collocation, and demonstration zone construction; continuous improvement and adaptation to local conditions via bio-environment construction, quality upgrading and refined management of wetland areas, revegetated spoil heaps, core restoration zones and vegetation irrigation zones. The model not only significantly raises the ecological restoration rate of the mine but also achieves the vision of “mining without visible traces, with mines hidden in scenic beauty”. It provides a replicable and promotable Yimin paradigm for ecological restoration in open-pit mines.

       

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