共查询到20条相似文献,搜索用时 31 毫秒
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BiologicaleffectsofindoorsunlightinruraldwelinghousesChenGuifu,QiuShicong(WannanMedicalCollege,Wuhu241001,China)Biologicaleff... 相似文献
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保护全球共同的财富──大气TheAtmosphere:GlobalCommonstoProtect¥G.O.P.OBASIAbstract:Inthisarticle,theauthordescribestherisksfromclimatecham... 相似文献
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美国环保局的技术革新战略 总被引:1,自引:0,他引:1
美国环保局的技术革新战略EPA'sTechnologyInnovationStrategy¥CarolM.BrownerAbstract:Globaldemandforenvironmentaltechnologiesiscurrentlyestim... 相似文献
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种群灭绝与保护生物多样性PopulationExtinctionandSavingBiodiversity¥PaulR.EhrlichandGretchenC.DailyAbstract:Inthepastdecadeagreatdealofatte... 相似文献
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《环境科学学报(英文版)》2000,(Z1)
IntroductionAgreatamountofpeer reviewedinformationisnowavailableaboutmercury (Hg)cycling ,muchofwhichwasfirstpresentedinaseriesofinternationalconferencesonHgasaglobalpollutantheldinGavleSweden (Lindqvist,1991a) ,MontereyCAUSA (Watras,1994) ,WhistlerBCCanada (Porce… 相似文献
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IntroductionPolyaluminiumchloride(PAC) ,akindofinorganicpolymerflocculant,iswidelyusedinwaterandwastewatertreatment.InordertoincreasethecoagulationeffectofPACandimprovethequalityofPACproduct,itisnecessarytoraisethedegreeofpolymerizationofPAC .Generally ,t… 相似文献
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全球环境问题及其对策技术的开发──日本正在研究的11项课题GlobalEnvironmentalIssueandCountermeasures──ElevenTopicsBeingStudiedbyJapan¥KenzoFujisueAbstract... 相似文献
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《安全.健康和环境》2003,(2)
CSB,NTSBConcludeAgreementonAgencyCooperationFulfillingarequirementofSection112(r)oftheCleanAirActAmendments,theNationalTransportationSafetyBoard(NTSB)andtheU.S.ChemicalSafetyBoard(CSB)agreedtoestablishformalcooperativetiesbetweenthetwoagenciesatWashi… 相似文献
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全球环境基金三年执行情况THEGLOBALENVIRONMENTFACILITY:THREEYEARSON¥MikkoPyhalaAbstract:TheGolbalEnuironmentFacility(GEF)wasestablishedin19... 相似文献
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排放权交易计划使市场机制进入污染控制TradingPlansInjectMarketSmartsintoPollutionControl¥CatherineM.CooneyAbstract:"Buoyedbythesuccessofseveralem... 相似文献
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Chinaisrichinmercuryresources,rankingthirdintheworld .MercuryoresaremostlydepositedinSouthwestandCentralChinalikeGuizhou ,SouthernShaanxi,NorthernHenanandEasternSichuan provinces,particularlyGuizhouwhere 75%mercuryoreofallChinaexists.Annualproductionin 60’sa… 相似文献
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Compound contamination and secondary ecological effects of Cd and As in soil-alfalfa ecosystems 总被引:11,自引:3,他引:11
CompoundcontaminationandsecondaryecologicaleffectsofCdandAsinsoil-alfalfaecosystems(ZhouQixing;GaoZhengmin)(InstituteofApplie... 相似文献
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IntroductionMethane (CH4 )isanimportanttraceorganic gaswiththehighestconcentrationintheatmosphere.BecauseCH4 hasstrongabilitytoabsorbinfrared redlightandthenwarmtheatmosphere,itsgreenhouseeffectsarecloselyfollowingthoseofcarbondioxide (CO2 ) .Themainbiogenics… 相似文献
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Fan Cheng xin 《环境科学学报(英文版)》1998,10(1):49-55
EfectsofmainrangeandstrengthfactorsonchangeofCODinashalowlakeFanChengxinNanjingInstituteofGeographyandLimnology,ChineseAcad... 相似文献
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Gao Yan-chun 《环境科学学报(英文版)》1998,10(3)
AnalysisonreasonsfortheYelowRiver’sdryupanditsecoenvironmentalimpactsGaoYanchunInstituteofGeography,ChineseAcademyofScien... 相似文献
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ZHANG Tian-zhu 《环境科学学报(英文版)》2001,13(3):346-350
IntroductionCleanerproduction (CP)holdsgreatpromiseasaneffectivestrategyinthefaceofdoublechallengesofenvironmentalprotectionandeconomicdevelopment.In 1993,ademonstrationproject (B 4project) ,designedandexecutedbytheStateEnvironmentalProtectionAdministration (… 相似文献
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PU Jiang-ping PU Pei-min HU Chun-hu QIANG Jun-ling PU Jue-xing HUA Ji-kang 《环境科学学报(英文版)》2001,13(2):198-200
IntroductionHongshengChemicalFactoryofXishanCityislocatedintheTaihuLakeBasin(TLB)ofChina.Ithasoneworkshopforproducingacidoidblackandblackbluedyeandacidbrowndye.Thefactoryreleasestwotypesofwastewaterwithvolumeeachfor10t/dduringthefirstandsecondcouplingpr… 相似文献