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1.
闫静 《世界环境》1996,(1):33-34
森林生态系统吸碳量高于预期量CarbonSequestrationinForestEcosystemsHigherthanExpected¥J.A.VerweijAbstract:Inthecarboncycle,forestsfunctionasa...  相似文献   

2.
保护全球共同的财富──大气TheAtmosphere:GlobalCommonstoProtect¥G.O.P.OBASIAbstract:Inthisarticle,theauthordescribestherisksfromclimatecham...  相似文献   

3.
IntroductionPolyaluminiumchloride(PAC) ,akindofinorganicpolymerflocculant,iswidelyusedinwaterandwastewatertreatment.InordertoincreasethecoagulationeffectofPACandimprovethequalityofPACproduct,itisnecessarytoraisethedegreeofpolymerizationofPAC .Generally ,t…  相似文献   

4.
加利福尼亚谷地与大烟雾CaliforniavtheBigSmog¥Abstract:California,particularlyLosAugeles,encapsulatesAmerica'ssuccessesandfailures:thecari...  相似文献   

5.
举步维艰的科拉普雨林自然保护WrestlingwiththePreservationoftheKorupRainForest¥MarkRichardsonAbstract:AttheRiodeJandro'EarthSummit',officiall...  相似文献   

6.
EnvironmentalSciences,Beijing100012,China)Abstract:AstudyonlandfillgasemissioninQingdao,Chinawascarriedout.Theresultsshowedth...  相似文献   

7.
全球农业生产状况与存在问题GlobalStateandProblemsinAgriculturalProduction¥Abstract:Theessaycovers,fromtheglobalpointofuiew,thepresentgrainp...  相似文献   

8.
AcousticalenvironmentofurbanarearelatedtothecitydevelopmentLiuXiaotuDepartmentofArchitecture,SoutheastUniversity,Nanjing210...  相似文献   

9.
Chinese life cycle impact assessment factors   总被引:5,自引:0,他引:5  
IntroductionLifecycleassessment(LCA)isanenvironmentalmanagementtoolthatisusedtoexamineandevaluatetheenvironmentalimpactsassociatedwiththeexistenceofproducts(Jensen,1998;Weidema,1997;Wenzel,1997).ThefocusofLCAisontheentirelifecycleoftheproduct,i.e.fromtheextracti…  相似文献   

10.
生态系统多样性   总被引:2,自引:0,他引:2  
生态系统多样性联合国环境规划署/全球环境监测系统(UNEP/GEMS)EcosystemDiversity¥Abstract:Tropicalrainforests,grasslands,wetlands,coralreefsandmangroves...  相似文献   

11.
AnalysisonreasonsfortheYelowRiver’sdryupanditsecoenvironmentalimpactsGaoYanchunInstituteofGeography,ChineseAcademyofScien...  相似文献   

12.
石油污染   总被引:2,自引:0,他引:2  
石油污染OilPollution¥Abstract:Duetoexpansionofoilexploitationactivities,frequentoiltankaccidentsandwars,moreandmoreattentionhasbe...  相似文献   

13.
“可持续性”定义的困难   总被引:2,自引:0,他引:2  
Toma.  MA 夏光 《世界环境》1995,(3):4-6,33
“可持续性”定义的困难TheDifficultyinDefiningSustainability¥MichaelA.TomanAbstract:forecologistssustainabilityconnotespresevastionofthes...  相似文献   

14.
1 IntroductionAccordingtotheHunancomponentoftheproposedinlandwaterwaysmultipurposeproject,theDayuandunavigationalkeyproject,located 6 2kmdownstreamfromtheHengyangCity ,willbebuiltwiththehelpoftheworldbankloan .Aftertheprojectbeingconstructed ,theXiangjiang…  相似文献   

15.
可持续发展从概念到行动   总被引:11,自引:0,他引:11  
可持续发展从概念到行动张坤民SustainableDevelopment:FromConcepttoAction¥ZhangKunminAbstract:Anoverviewofthesustainabledevelopment,itsorigin,...  相似文献   

16.
EffectsofCa ̄(2+)ionsantagonistictoAl ̄(3+)ionspoisoninginrootgrowth,celldivisionandnucleolusinroottipcellsofAlliumcepaLiuDongh...  相似文献   

17.
污染防治的会计学AccountingforPollutionPrevention¥AlienL.WhiteAbstract:IfaccountingpracticesmisrepresentthetrueProntallilityofpreventi...  相似文献   

18.
Toxiceffectsofseleniumonmarinefish¥/ZhangYuanxun(ShanghaiInstituteofNuclearResearch,ChineseAcademyofsciences,Shanghai201800,C...  相似文献   

19.
张立军 《世界环境》1995,(1):17-20,37
低公害汽车开发普及的现状及展望StatusandDevelopmentofLow-pollutingAutomobileResearchandPopularization¥MasayediItoAbstract:Atpresent,itisimper...  相似文献   

20.
运用可持续发展观进行环境影响评价   总被引:1,自引:0,他引:1  
运用可持续发展观进行环境影响评价朱乐辉UsingtheViewpointofSustainableDevelopmentinEnvironmentalImpactAssessment¥ZhuLehuiAbstract:Theenvironmental...  相似文献   

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