国内外土壤砷污染及其修复技术现状与展望-纪冬丽

Vol．6No．1Jan．2016JournalofEnvironmentalEngineeringTechnology6120161．J．20166190-99．JIDLMENGFSXUEHetal．SituationandprospectofsoilarsenicpollutionanditsremediationtechniquesathomeandabroadJ．JournalofEnvironmentalEngineeringTechnology20166190-99．2015-08-18513085201989—[e-mail]*1979—[e-mail]12312*1212431．1000122．1000123．1000834．100012、、、、。X531674-991X201601-0090-10doi10.3969j．issn．1674-991X．2016.01.014SituationandProspectofSoilArsenicPollutionandItsＲemediationTechniquesatHomeandAbroadJIDongli123MENGFansheng12XUEHao12GUOJinhui12WANGYeyao4YANGQi31．StateKeyLaboratoryofEnvironmentalCriteriaandＲiskAssessmentChineseＲesearchAcademyofEnvironmentalSciencesBeijing100012China2．ＲesearchCenterofWaterPollutionControlTechnologyChineseＲesearchAcademyofEnvironmentalSciencesBeijing100012China3．SchoolofWaterＲesourcesandEnvironmentChinaUniversityofGeosciencesBeijingBeijing100083China4．ChinaNationalEnvironmentalMonitoringStationBeijing100012ChinaAbstractThecurrentstatusofthearsenicpollutedsoilathomeandabroadwassummarized．Theresearchprogressandadvantagesanddisadvantagesoftheremediationtechniquesincludingsolidificationstabilizationsoilwashingelectrokineticremediationbioremediationphytoremediationandagro-ecologicalrestorationwerediscussed．Meanwhileprospectsofarsenicpollutioninsoilwereproposedinfluencingfactorsandmechanismunderarseniccontaminatedsoilremediationneedtoberesearchedandexploredathigherlevelnewremediationtechniquesneedtobedevelopedandtheresearchandapplicationofthecombinedremediationtechnologiesneedtobeattachedimportanceto．Keywordsarsenicsoilpollutionsituationremediationtechnology、、、。、1Allaway1100a。11.2mgkg6mgkg22。2011《“”》。、3-45。、。11.1。USEPA24mgkg。、、、、、、。7.0mgkg。16。16Table1Concentrationsofarsenicinsoilofthearsenic-affectedcountriesmgkg3.6～26200～86048916～4172215～267518100236602～17280118100mgkg。、、39007007-9。210。11190627%510。2011USEPA12。Yang13。100009900mgkg14。Nrigau150.94×108kg42%“”。2。2GB15618—1995《》≤15mgkg。216-17Table2Theconcentrationofarsenicinthepollutedsoilinsomecountriesmgkg72990～9002500150～200010～20005.3～2035.338～2470-798～4424200～860143010001.2、、。、、、、、18。2013·19·6192000、、、10μgL58km2。70%2050t200t。1100mgkg1000mgkg21。2080214%～518%2147t1128hm222。km223。24、3814.95～363.19mgkg。、、。92～840mgkg25。26。4.44～25.39.40mgkg27。28、、。199929、、292009-302031。2、、。、。、、。2.1solidificationstabilizationSS、、、。、-。、、、、。、、、、、、32。3。Mench33。Masue34pH8～10AsⅢ·29·1pH3～5AsⅤ。AsⅤAsⅢ。3Table3Casesusingmetaloxidestabilizertorepairthearsenicpollutedsoilmgkg169Fe01%+5%6a、33-3560～78FeSO41%+pH36-3910332.5%98%3a381791%39145FeOH35%5%FeOH350%30%401457Fe02%+5%+5%10a41、、。。2.2soilwashing、。。。1234。1234。、〔、EDTA〕、。420.25molL70.58%。Mukhopadhyay43soapnutfruitpH4～570%。Tokunaga441.6molL、、、、、、2830mgkg·39·6＞＞＞＞＞＞6h99.9%。Nicolas4150～250mgkg2h79%～82%。、、、、。、。4。4Table4Fieldapplicationsofsoilwashingtechnologiesμgg%199346、、、27～5214～2150～6019964797～2277～14234～93200t1999—2001481212.37.836200000m32005491216～736～156～85330m32006501、、24310～1563～750.5t200551-521220～5000＜2099350000t2.3electrokineticremediation。。。、、。、3。。、、Zeta、53。。。EK-PＲBpermeablereactivebarriersPＲB。21PＲB2PＲB。EK-PＲB。。54EK-PＲBPＲBAsⅤ26.78%～26.91%PＲBAsⅤ43.89%～70.25%EK-PＲBFe0·49·1。Yuan55EK-PＲBFeOOHFe0PＲB1.6～2.2FeOOHFe0EK-PＲBPＲBHAsO42－。Yuan56CNT-CoCNTPＲBEDTAEK-PＲBCNT-Co63%CNT35%EK-PＲBPＲB。Cappai57EK-PＲB。Ｒuízl58Fe0-PＲBpH745mA7hFe0FeOH3s-AsO43－94%。EK-PＲB、、。。2.4bioremediation。。。〔-Thiobacillusferrobacillus、Pseudomonas〕AsⅢ。59。、、、、。、。2.5phytoremediation。、、、、、60。Ma61。62。Ma61-6322600mgkg5070mgkg。、400〔NephrolepiscordifoliaL．Presl〕、PterisnervosaThunb．P．creticaauctNon．L．、Pityrogrammacalomelanos。641～2。。65ScirpustriqueterL．Phragmites251.40mgkg12.38mgkg92.91mgkg4.03mgkg。Nateewattana664———CannaglaucaL．、ColocasiaesculentaL．Schott、CyperuspapyrusL．TyphaangustifoliaL．130～172mgkg68mgm2·d。67160d、、。·59·6。68。、。69AMArbuscularmycorrhizal。Wang70D14D14、、229%113%291%。Liu71300mgkgGlomusmosseae43%。72Streptomycessp．pHDOC。、、。22。、。、。2.6agro-ecologicalrestoration2。。、pHEh。、EhAsⅤAsⅢEh0.2VpHpH、。。、。、。31、。2、、。3-、-、-。·69·11ALLAWAYWH．AgronomiccontrolsovertheenvironmentalcyclingoftraceelementsJ．AdvancesinAgronomy196820235-274．2．J．199112412-19．WEIFSCHENJSWUYYetal．ＲesearchofthesoilenvironmentalbackgroundvalueinChinaJ．EnvironmentalScience199112412-19．3．AsJ．2013225330-333．LIBZHAOCJLIPYetal．BCＲspeciationanalysisofarsenicincontaminatedsoilinarsenicminingareaJ．JournalofYunnanUniversityforNationalitiesNaturalScienceEdition2013225330-333．4TAＲVAINENTALBANESESBIＲKEMetal．ArsenicinagriculturalandgrazinglandsoilsofEuropeJ．AppliedGeochemistry2013282-10．5LIANGQZHAOD．Immobilizationofarsenateinasandyloamsoilusingstarch-stabilizedmagnetitenanoparticlesJ．JournalofHazardousMaterials2014271516-23．6SINGHＲSINGHSPAＲIHAＲPetal．ArseniccontaminationconsequencesandremediationtechniquesareviewJ．Ecotoxicology＆EnvironmentalSafety2014112247-270．7CHOWDHUＲYTＲBASUGK．ArsenicpoisoningintheGangesdeltaJ．Nature1999401545-546．8KAＲIMMM．ArsenicingroundwaterandhealthproblemsinBangladeshJ．WaterＲesearch2000341304-310．9．FeⅢ-AsD．2010．10MAＲYLBＲEINAHLEEMe