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1、February25,20039:53MGDTJ686-07MarineGeodesy,26:73–86,2003Copyright°C2003Taylor&Francis0149-0419/03$12.00+.00DOI:10.1080/01490410390181225WhyWebGISMayNotBeEnough:ACaseStudywiththeVirtualResearchVesselDAWNJ.WRIGHTELIZABETHO’DEADepartmentofGeosciencesOregonStateUniversityCorval
2、lis,Oregon,USAJUDITHB.CUSHINGTheEvergreenStateCollegeOlympia,Washington,USAJANICEE.CUNYDepartmentofComputerandInformationScienceUniversityofOregonEugene,Oregon,USADOUGLASR.TOOMEYDepartmentofGeologicalSciencesUniversityofOregonEugene,Oregon,USADuringseveraldecadesofinvestigat
3、ion,theEastPacificRiseseafloor-spreadingcen-terat9±–10±Nhasbeenexploredbymarinegeologists,geophysicists,chemists,andbiologists,andhasemergedasoneofthebeststudiedsectionsoftheglobalmidoceanridge.Itisanexampleofaregionforwhichthereisnowagreatwealthofobservationaldata,results,and
4、data-driventheoreticalstudies.However,thesehaveyettobefullyutilized,eitherbyresearchscientistsoreducators.Whilethesituationisimproving,alargeamountofdata,results,andrelatedtheoreticalmodelsstillexisteitherinaninert,noninteractiveform(e.g.,journalpublications)orasunlinkedandc
5、urrentlyincompat-iblecomputerdataoralgorithms.Presentedhereistheprototypeofacomputationalenvironmentandtoolset,calledtheVirtualResearchVessel,toimprovethesituationbyprovidingmarinescientistsandeducatorswithsimultaneousaccesstodata,maps,andnumericalmodels.Whileinfrastructurei
6、sdesiredandneededforreadyaccesstodataandtheresultingmapsviawebGISinordertolinkdisparatedatasets(datatodata),itisarguedthatdatamustalsobelinkedtomodelsforbetterexplorationofnewre-lationsbetweenobservables,refinementofnumericalsimulations,andthequantitativeevaluationofscientific
7、hypotheses.Forwidespreaddataaccess,webGISisthereforeonlyapreliminarystepratherthanafinalsolution,andtheongoingimplementationReceived5February2002;accepted20June2002.ThesupportoftheNationalScienceFoundation,viagrantACI-0081487,isgratefullyacknowledged.Thecriticalreviewsoftwoan
8、onymousrefereessignificantlyimprovedthemanuscript.AddresscorrespondencetoDaw
