Analysis of the sustainable development of marine mineral resources in ChinaWord文件下载.docx
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Analysis of the sustainable development of marine mineral resources in ChinaWord文件下载.docx
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The21stcenturyisamarinecenturybecomeastrategicresource,thedevelopmentofmarinemineralresources,isanimportantwaytosolvethelackofresources.However,long-termexcessivedisorderlyseaseverelyrestrictedthedevelopmentandutilizationofmineralresourcesoftheocean.China'
smarinemineralresourcesthevarietyreservesareveryrich,andtostrengthentheexplorationandexploitationofmarinemineralresourcesandtoachievesustainabledevelopment,hasbecomeaninevitablestrategicchoice.
Keywords:
marinemineralresources,marinedevelopmentandmanagement,sustainabledevelopment.
Theoceanisrichinmineralresources,andacceleratethedevelopmentofmarinemineralresourcesisthedevelopmenttrendoftheworldeconomy.Ourcountryisamajormaritimecountry,thetotallengthofthemainlandcoastlineofmorethan1.8millionkm,underthejurisdictionoftheseaareaofabout3,000,000squarekilometers.Developmentandutilizationofmarinemineralresourcesofourcoastalwaters,andtheprotectionofthemarineenvironmentisofgreatsignificancetoChina'
ssocialandeconomicdevelopment.
1DevelopmentstatusquoofChina'
smarinemineralresources
Marinemineralresourcesinthebroadestsense,includingseabedmineralresourcesandmineralresourcesseawater,marinemineralresourcesgenerallyrefersonlytoseabedmineralresourcesandmineralresourcesintheseawaterisclassifiedasamarinechemicalresources.Marinemineralresourcesinaccordancewiththeoutputareaisdividedintothethebeachplacerresources,seabedmineralresources,andtheOceanMineralResources.Chinahasdevelopedmarinemineralresources,includingoil,naturalgas,coastalsands,andOceanMineralResources,gashydrateexploration.MorecoastalplacerspeciesinChina,hasfoundthatmorethan60kinds,estimatedgeologicalreservesof1.6trilliontons,accordingtotheexistingtechnicalconditionsilmenite,rutile,zircon,magnetite,chromiteminingvaluexenotime,alluvialgold.Atpresent,theeconomicsignificanceofthelargestoffshoreoilandgasresources,coastalsands,oceanmarinemineralresourcessuchasmanganesenodules.
1.1offshoreoilandgas
China'
svastcontinentalshelfwaters,abundantoilandgasresources,itconsistsoftwomainparts,thepartoftheoilandgasresourcesinthecoastalwatersonthecontinentalshelf,theotherpartisthedeep-seaoilandgasresources.18havebeenfoundinourwatersCenozoicsedimentarybasins,thetotalareaofnearly1.3millionsquarekilometers.Accordingtothepreliminaryresultsofthethirdoilresourceevaluation,thenationaloilresourcesof107.27billiontons,ofwhichoffshoreoilresourcesof246milliontons,accountingfor22.9%ofthetotal;
gasresourcesamountto54.54trillioncubicmeters,includingmarinegas1.579billioncubicmeters,accountingfor29%.Accordingtothe2004StatisticalBulletinofChina'
smarineeconomy,theoffshoreoilandgasindustryin2004totaloutputvalueof59.5billionyuan,thenationalmarinecrudeoilproductionamountedto284.3billiontons,naturalgasproductionof5.8billioncubicmetersoftheocean.Sincethe1960s,Chinabegantocarryoutdomesticexplorationandexploitationofmarineoilandgasresourcesinthe1980sbegantoattractforeigncapitalandtechnologycooperationexploration.Offshoreoilandgasdevelopmentintheimplementationofouroilandgasbothtilttothegas,andthecombinationofself-explorationanddevelopmentwithforeigncooperation,upstreamanddownstreamintegrationpolicy,madesignificantprogress.
Currently,theconstructionorexpansionofourongoing12marineoilandgasfieldprojects,sixofthemintheBohaiOilfield.2010,Bohaioffshoreoilfieldproductionreached55.5milliontons,thegrowthofthemainbodyofChina'
soilandgas.
1.2Coastalplacer
Chinahasprovencoastalplacerreservesfor1641373000tons,industrialreservesofcoastalplacermineralsilmenite,rutile,zircon,magnetite,chromite,xenotime,monazite,tinironore,tantalite,alluvialgold,industrialsand,sandandgravelaggregatesofthesemineralsaremainlylocatedinShandong,Fujian,Guangdong,Guangxi,HainanandTaiwanProvince.To2002,hasbeenprovenbyourcoastalplacerproducingareasaremorethan90varioustypesofdeposit191(35ofwhichalarge,51medium-sized,small105)135minesites.In2004,China'
scoastalsandminingtoachieveoutputvalueof514millionyuan,accountingfor0.04%ofthetotaloutputvalueofChina'
smarineeconomy.Hasprovenmoredispersedresources,relativelyfewlargeplacercombinedmining,smeltingtechnologylevelisnothigh,andtheplacerresourcedevelopmentlessstable.
1.3OtherMinera
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