金属矿山废弃地生态修复技术研究

Research of Ecological Restoration of Metal Mine Abandoned Lands

总结了金属矿山废弃地的类型、特征,简述了其对环境的影响和后果。对金属矿山废弃地的生态修复技术进行了归纳和分类,在此基础上分析了基质改良技术、植物修复技术、微生物修复技术、各类技术在矿山废弃地生态修复实践中的适用性和优缺点,并指出植物修复技术是应用前景最好的技术。最后,对金属矿山废弃地生态修复技术的发展方向进行了讨论。

In this article, different types and characteristics of metal mine abandoned lands are summarized, with severe impacts on environment briefly illustrated. The research progress of current approaches to ecological restoration of mine abandoned lands is reviewed. Substrate amelioration, phytoremediation, microbial remediation and auxiliary measures are analyzed. Then, applicability, advantages and disadvantages of different technologies in ecological remediation practice are analyzed. It is concluded that phytoremediation is one technology with the best application prospect. Finally, the development orientation of ecological remediation of metal mine abandoned lands is discussed.