共查询到20条相似文献,搜索用时 31 毫秒
1.
Heavy metal concentrations in edible bivalves and gastropods available in major markets of the Pearl River Delta 总被引:6,自引:0,他引:6
IntroductionItisincreasinglydifficulttoconsidermarinepollutioninHongKongwithoutreferencetoGuangdongProvinceortheentirePearlRiverDelta.ThePearlRiverDeltaisnotonlyageomorphicalunitbutalsoageographicalunitandthescopeofthePearlRiverDeltashouldincludemajo… 相似文献
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Mick Dickman 《环境科学学报(英文版)》1998,10(1):13-24
DeformityfrequenciesofbenthicmarinediatomsasociatedwithcontaminatedsedimentsinHongKongMickDickmanEcologyandBiodiversityDepart... 相似文献
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1 Determinationoftotalmercuryandspeciationofmercurycompoundsinatmosphere1.1 DeterminationoftotalmercuryAsamplingtrainconsistingofafiltertoretain particulatephasemercuryfollowedbyanabsorbenttrapwhichretainstotalgaseousmercuryisusedfordeterminationoftota… 相似文献
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DerivingfreshwaterqualitycriteriaofsulphocyanicsodiumfortheprotectionofaquaticlifeinChinaZhangTongDepartmentofEnvironmentalE... 相似文献
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IntroductionThebrassylicacidmanufacturingwastewatercontainshighchemicaloxygendemand(COD)concentration3000—12000mg/LanditsBOD5/CODisamong04—05Meanwhilethewastewatercontainshighsulphateconcentrationabout13000mg/LanditspHvalueisonly1—2Achemicalcompanyappliedneutrali… 相似文献
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1 Introduction1-1 DiatomsDiatoms(ClassBacillariophyceae)arecommonandwidelydistributedinbothfreshandmarinewaters(Moser,1996).ThesemicroscopicunicellularplantsfixamajorportionoftheEarth○scarbon,generateoxygen,andsupplyfoodtoanimalswhichfeedonthem(Dixit… 相似文献
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IntroductionDiffusionmaybethedominantmasstransfermechanism(comparedtoadvection)inporousmediaoflowpermeabilitywhicharewidelyusedasnaturalorartificialbarriersforpollutioncontrolatwastedisposalsites.Diffusiontransportofcontaminantsthroughclay,silt,mudrock… 相似文献
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老挝寄希望于生态旅游LaosPinsTourismHopesonUnspoiledNatureandCulture¥JohnLairdAbstract:UNEPandWTOdefineectourismastourismthatinvolvestra... 相似文献
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1 ThegeneralsituationoftheSouthDongtingLakeWetlandLocatedinthenorthofHunanProvinceandthesouthbankoftheYangtzeRivermiddlereaches ,theDongtingLakeisoneofthefivelargestfreshwaterlakesandofthesevenmostimportantlandscapesofinternationallyimportantwetlandsi… 相似文献
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PhotocatalyticdecolorizationofdispersoldyesYouDaoxin;DaiShugui(DepartmentofEnvironmentalScienee,NankaiUniversity,Tianjin30007... 相似文献
11.
可持续发展环境指标体系的初步探讨 总被引:3,自引:0,他引:3
可持续发展环境指标体系的初步探讨张世秋DiscussionontheEnvironmentalIndicatorsintheContextofSustainableDevelopment¥ZhangShiqiu,isafacultymemberofC... 相似文献
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Distribution of heavy metals in the Grand Canal (Hangzhou section) and its contributing factors 总被引:1,自引:0,他引:1
DistributionofheavymetalsintheGrandCanal(Hangzhousection)anditscontributingfactorsWengHuanxin,ZhangDengrongDepartmentofEarth... 相似文献
13.
Guan Dong-sheng 《环境科学学报(英文版)》1998,10(1):1-12
EfectsofclippingondrymaterproductionandnutrientsinthefernlandofHongKongGuanDongshengDepartmentofEnvironmentalScience,Zhongs... 相似文献
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AcidificationandchangeofphysicochemicalpropertiesofMt.Hengsoilsinlast34yearsDaiZhaohua;LiuYunxia;WangXingJun;ZhaoDianwu(Resea... 相似文献
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16.
Cai Ning 《环境科学学报(英文版)》1997,9(3):321-328
DifusionandadoptionofenvironmentalysoundtechnologyinChinacementindustryCaiNingEconomicsDepartment,ZhejiangUniversity,Hangzhou... 相似文献
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Muhammad Arif Malik 《环境科学学报(英文版)》1998,10(3)
DestructionofVOCsbycombinationofcoronadischargeandcatalysistechniquesMuhammadArifMalik,JiangXuanzhenDepartmentofChemistry... 相似文献
18.
IntroductionCokingwastewater,especiallythecokingresidualammoniawater(ahugevolumeandheavypollutedwastewaterincoking)isahighconcentrationorganicindustrywastewaterofdifficultforthebiochemistrydegradation.Ofwhich,BOD5/CODisusuallyabout30%.Atpresent,bythetreatm… 相似文献
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“可持续性”定义的困难 总被引:2,自引:0,他引:2
“可持续性”定义的困难TheDifficultyinDefiningSustainability¥MichaelA.TomanAbstract:forecologistssustainabilityconnotespresevastionofthes... 相似文献
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1IntroductionNovelbiologicalactivatedcarbonandactivatedsludgesystemhasshownitsefectiveabilitytoreduceCODintoxicorganicwastewa... 相似文献