廢棄礦山環(huán)境中重金屬污染生態(tài)修復(fù)技術(shù)研究

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文章編號：1674-6139（2025）07-0102-06

中圖分類號：X53文獻(xiàn)標(biāo)志碼：B

Research on Ecological Remediation Technology of Heavy Metal Pollution in Abandoned Mine Environment

ChiYongfeng1，HuangWeikun2，YangShaoyuan1，JiangHaitao’，Liu Mingchun1 （1.Fujian Institute of Geotechnical Engineering Survey and Research Co.Ltd.，F(xiàn)uzhou 350108，China; 2.Fujian Yedi Hengyuan Construction Co.，Ltd.，F(xiàn)uzhou 3501O8，China）

Abstract：Torducetheenvironmentalrisksofabandonedmines，thispaperresearchedonecologicalrestorationtechologiesfor heavymetalpolutioninbandonedieenvironmentsAdoptingpasedemediationeasuresforeavyetalpolutioninsl，artd withslopereductionandloadreductiontoimproveslopesafety，andthenplantingplants.Aquaticplantswereusedtoadsorbheavymet alsandlsoourappropatemodifedsilicasapurifngagentintothewatertochieveayetaldegradationIevaluatedtheo logicalrestorationefectofwaterodiesfromthreeaspects：pHvalue，chemicaloxygendemand，andtotalsoilposphorusontent，by calculatingthsoilologialrestorationefctasedonteNemeroompreensiepoltionidexanddgradationeexpritalre sultsshowedtatfteremediation，theomprehensivepoltionidexofMerointesudyreaaslowerthan2ndteemoalatef various heavy metals in the soil significantly increased.After restoration，the ΔpH value of the water body is7，and the chemical oxygen demandandtotalphosphoruscontentaresignificantlyreduced.Theremovalrateofheavymetalsniobiumandcopperiscloseto 70% ：

Keywords：abandonedmine；heavymetalpollution；ecologicalrestoration；chemicaloxygendemand；totalphosphoruscontent

前言

廢棄礦山在長期的開采和冶煉過程中，產(chǎn)生了大量的重金屬廢棄物[1]，如廢石、廢渣、尾礦等，這些廢棄物在自然環(huán)境中經(jīng)過長時間的雨水沖刷、風(fēng)化等作用，導(dǎo)致重金屬元素逐漸溶出并滲透到土壤、水體和大氣中，造成了嚴(yán)重的重金屬污染[2-3]。（剩余4684字）