简介:TheCommissionfortheGeologicalMapoftheWorld(CGMW),anIUGSaffiliatedbody,hasjustissuedthefirsteditionoftheStructuralMapoftheIndianOceanwhichwaspresentedduringthe32ndIGC(Florence).Duringthe1980's,theCommissionpublishedtheGeologicalAtlasoftheWorld,whichincludedthemapsofthe5oceansoftheglobe.Twodecadeshaveelapsedandtheknowledgeofthesea-floorexperiencedverysignificantprogress;thereforesome5yearsago,theCommissiondecidedtolaunchanewtypeofoceanmapping.TheStructuralMapoftheIndianOceanisthefirstofthisnewseriesofmaps.
简介:
简介:TheGeologicalSurveyofNorway,incooperationwiththeGeologicalSurveysof22othercountriesandundertheaegisoftheCommissionfortheGeologicalMapoftheWorld(CGMW),hascompiledageologicalmapofnorthernEuropeatthe1:4millionscale.Forthefirsttimethegeologyofbothlandandseaareasofthislargeregionisdisplayedinasingledocument.Theareacoveredextends
简介: