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1、FormationandgovernanceofthePacificgarbagepatchSummaryInrecentyears,duetotheaccumulationofMarineplasticgarbage,theUnitedStatesnearthewestcoastformedwithplasticprimarily"tooflatthebigtrash役withtheareahasbeenincreasinginstantly.moreandmoreworryisconsidered•Inthispaper,thereas
2、ons,theharmofsourcetoecologicalsystem,andmeasurestoimprovetheseveralaspectsofthein-depthanalysisdiscussed,andwegivetwomodels,tosolvethesethreeproblem.Forquestionone，thispaperanalysis,thereasonsforplasticgarbagearetheseones:humanactivitybringsplasticgarbage,naturaldisasters
3、andDrivingshipssewage.Inaddition,themostpollutiontotheseadischargewasteplasticisChina,therefore,toreduceplasticwaste,Chinashouldstrengthenrecyclingwasteplasticmorestrength,atthesametime,othercountriesalsoshouldtrytocontroltheamount,andeffortstoimproverecovery.Forquestiontw
4、o,Accordingtotherisksofplasticwaste,weconsiderthemainecologicalsystemtoharm.Wemakingamodelasmallplasticparticlesthreat.一心nPf_model,theresultisV/o.Furthermore,consideringthefoodchaintoperson,weacceptadeeperresultthatthehighestamounttopeoplefeedonfishis0.02%~0.05%tooneself.I
5、mP、v-PSo*（几一P）.ExtensionofForquestionthree.inordertoreduceplastictrashtothePacificecologicaldestruction,thispaperputforwardtheDutchcompanyreferenceWHIMofthe"renewableisland11plan,intheoriginaltrashthewaters,theuseofthebuoyancyofwasteplastic,onthespottoestablishasuspendedan
6、dregeneratedisland.WesetamodeldemonstratestheregenerationofthethicknessoftheislandbuiltwiththeI=heightoftherelationshipbetweenwater,expansionratesisislandregenerationrateis叫*So.Finally,TheoutcomeofthelowestOurmodelsmeetsourexpectations,andiseasilymodifiedtosupportthequesti
7、ons,thcreasonsinfluenceandsuggestionsarcresolved.Webelievethatourmodelcanbeusedinfurtherresearchandourrecommendationswillcontributealottothemarineprotection.Keywords:Pacificgarbagebags,regenerationisland,Archimedes,plasticparticlesDescriptionoftheProblemBasedonrecentscient
8、ificexpeditionsintothePacificOceanGyre(aconvergencezonewheredebrisisaccumulating),awideva
