简介：Thereportby700scientistsesti-mates(估计)thateconomiclossesfromso-callednaturaldisastersrosefromUS$4billionperyearinthe1950stoUS$40billionin1999.

简介：LANDisaresourcevitaltolifeandproduction.ChinaTodayrecentlyvisitedWangDacao,headoftheLiaoningProvincialDepartmentofLandandResources.Weaskedhimhowtheprovinceprotectsandutilizesitslandandresourcesforthepurposesofsustainabledevelopmentandbenefitoflatergenerations.RichResourcesThelandandseawithintheboundariesofLiaoningProvince,northeasternChina

简介：ＨｅｎｄｕａｎＭｏｕｎｔａｉｎｓ：ＬｏｃａｔｉｏｎｓａｎｄＲｅｓｏｕｒｃｅｓ￥ｂｙＷｕＺｈｅｎｈｕａＴｈｅＨｅｎｄｕａｎＭｏｕｎｔａｉｎｓａｂｏｕｎｄｉｎｆｏｒｅｓｔｒｅｓｏｕｒｃｅｓ．ＴｈｅＨｅｎｄｕａｎＭｏｕｎｔａｉｎｓｓｐｒａｗｌｎｏｒｔｈｔｏ...

简介：

简介：

简介：Inanactivenetwork,userscaninsertcustomizedactivecodesintoactivenodestoexecute.Thusitneedsmoreresourcesthanthoserequiredbyconventionalnetworks,andtheseresourcesmustbeeffectivelymonitoredandmanaged.ManagementpoliciesinexistingOSsaretoocomplicatedtoapplytosimpleactivepackets.Inthispaper,wepresentnewresourcesmanagementpoliciesthataremainlyadopedtomanageCPU,storageandtransmissionbandwidth.Namely,weuseSPFalgorithmtoscheduleandprocessactivepackets,andimportanintervalqueuemethodtoallocatetransmissionbandwidth,andusefeedbackmechanismtocontrolcongestion.Atthesametime,wedesignsomeexperimentsonprototypesystemswithandwithoutresourcesmanagementpoliciesrespectively.Theexperimentsresultsshowthatmanagementpoliciespresentedbyuscaneffectivelymanageresourcesinactivenodesandcanimprovetheperformanceofactivenetworks.

简介：Withavastterritory,Chinaisrichinforestresourcesanddiversifiedenvironments.Thechangesinforestresourceshaveadirectbearingonenvironmentalquality.ThepapergivesadetailedaccountofthedynamicchangeinforestresourcesinChina,includingtheoverallprocessofforestevolution,thestatusquoandfeaturesoftheexistingforestresourcesandthedevelopmentanduseofmajorforestresources.Inaddition,itanalysesthecurrentsituationofChina'senvironmentandexploresthemaincontn'butingfactorsbasedontheoverallenvironmentalsituation.InordertoachievesustainablemanagementofforestresourcesandimprovetheenvironmentinChina,theChinesegovernmentattachesgreatimportancetotheprotectionanddevelopmentofforestresourcesaswellasenvironmentaldevelopmentandimprovement.Thepapergivesanoverviewofthethinkingforsustainableforestresourceandenvironmentaldevelopmentinthefutureandcurrentfocusofefforts.

简介：Theexploitablepotentialofhydropowerresourcesinthe1,800,000km~2Yangtzebasinis197GW,correspondingtoanannualelectricitygenerationof1030TWh,whiletheupperYangtzeupstreamofthecityYichangwithdrainageareaof1,000,000km~2possessesanexploitablepotentialofhydropowerresourcesof170GWor85%ofwhatisinthewholeYangtzebasin,asriverchannelsofthemainstemandtributariesinuppeYangtzepassthroughhighmountains,plateausandhills.

简介：ByTangCaifuForestsaretherichestrenewableplantresourcesandembraceeconomic,ecologicalandsocialbenefits.Variousconflictsandcontradictionsariseinexpandingtheutilizationofforestresources.AparticipatoryevaluationmethodwasusedtoinvestigateconflictsinforestresourcesutilizationinLongweiandLinwanVillages.Thes

简介：Overthepastthousandsofyears,humansocietyhasexperiencedevolutionfromtheprimitivecivilization,theagriculturalcivilization,theindustrialcivilizationandtotheecologicalcivilization,whichisahistoryfromlow-leveltoadvanceddevelopment.Thecoreoftheecologicalcivilizationis"respectingnature,complyingwithnatureandprotectingnature",whichisessentialtoharmoniousco-existencebetweenmanandnature.Thisharmoniousco-existencerequiresconstantlyimprovingsystemandmechanismforthedevelopmentofnationalspace,naturalresourceconservationandutilization,andecologicalenvironmentprotection,torealizethewin-winofresourcedevelopmentandenvironmentalprotection.Itisathousand-yearplafftoachieveecologicalcivilizationbasedonunifiedmanagementofnaturalresources.

简介：

简介：

简介：石油是为干净燃料和乙烯products.However的制造的重要原料，中国正在经历在石油的供应和需求之间的严肃的不平衡由于它的很快增加的汽车人口和蓬勃发展的乙烯工业，哪个不能被国内弄空的原油resources.Focusing在减轻上遇见的需求上述石油赤字，这份报纸提出建议中国的有限石油资源应该被使用的一个想法reasonably.Naphtha喂

简介：Soilwaterisoneofrenewablewaterresources.Somepropertiesofsoilwaterconcerningwithitsavailabilitytoplantarebrieflydescribed.Anequationforestimatingtheamountofsoilwaterresourceispresented.Basedontheevaporationdemandofatmosphere,theevaluationcoefficientforsoilwaterresourceissuggested.

简介：

简介：TheBohai,thelargestinlandseainChina,isabundantinmarineresources.However,withthepapereconomicgrowthintheCricum-BohaiBayAreaintherecentyears,theenvironmentalpollutioninthisareahasbecomemoreandmoreserious,resultinginasubstantialdeclineanddeteriorationofmarineresources.Inviewofthiscriticalsituation,themethodforsustainabledevelopmentofmarineresourcesintheBohaiSeaisdiscussed.Practicalmeasuresandfeasiblesuggestionsareputforwardinthispaperwiththepurposeofpreventingandcontrollingenvironmentalpollutionaswellasnaturaldisasters,andeventuallyachievingtheaimofthesustainabledevelopmentofmarineresourcesinthisarea.

简介：<正>Since1980s,participatoryapproach,asatoolandmajortechnology,hasbeenreceivedbymanycountriesandinternationalorgans,andhasbeenusedextensivelyintheprojectsofsurvey,povertyrelief,resourcedevelopmentandresourceprotection.Indeed,thesedevelopmentactions,supportedby

简介：

简介：ThemaingoalofthisresearchistodeterminetheimportanceandprospectsofbioeconomydevelopmentinagricultureofUkraineforinternationaleconomicintegration.Actualreasonforthisresearchismilitaryoccupationofwestregionsandthemacroeconomicinstability.Availableresourcesformsupplypotentialforagrarianproduction,renewableenergy,andsustainabledevelopment.However,unemploymentoflabour,land,andcapitaldeterminetheinflationarygap,whichcouldbeclosedintwomainways:Theinnovativeeconomicgrowthinbusinessandhouseholds’sectorsinaccordancetobio-basedprinciplesandrationalgovernmentstateregulationwithfiscalandmonetarypoliciesinstruments.Theexternalandinternaleffectsofbioeconomydevelopmentintheagrarianresourcessystemaredeterminedinaccordancetostrengths,weaknesses,opportunities,andthreats(SWOT)-analysis.Europeanintegrationrequiresentrepreneurialinitiative,environmentalprotection,socialbenefitsinthesatisfactionofindividualneedsofthepopulation,modernprinciplesofcompetition,suchasmutualbeneficialcooperationandnewmarketcreationforfoodsecurityandhumanresourcesdevelopment.

简介：