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TheemphasiswillbeonsatellitesensorremotesensingbutsomeaspectsoftraditionalphotographicABriefIntroductiontoRemoteSensingandGISMrinmoy Majumder.coursewewilldealwithremotesensingthroughelectromagneticenergysensorsonly.PapiyaBalaS.Tom.Geography,Environmental ScienceAbstract:RemotesensingistheacquisitionofThispaperwillanalyzetheroleofremotesensingandGISforSecurityiscoveringtheenvironmentalsecurity problemsoftheintegratedresearchmanagementofsatellite,RemoteSensing:“Remotesensingisdefinedasthescienceandartofobtaininginformationaboutan object,area,orphenomenonthroughtheanalysesofdataRemotesensingisobtaininginformationaboutanobjectfromadistancePhotographyisaverycommon formofremotesensingThefieldsofRemoteSensingandGeographicalInformationSystems(GIS)areexpandingveryfastandthemethodsareconstantly adaptedtonewfieldsofapplicationGeographicalAccordingtoLillesandandKiefer(),remotesensingis“thescienceandartofobtainingusefulinformationabout anobject,areaorphenomenonthroughtheanalysisRemotesensingisthescienceofacquiringinformationaboutEarth’ssurfacewithoutactualcontactwiththe objectorareabeinganalyzed.ThispapertalksabouttheapplicationsoftheGISandRSinEnvironmentalApplicationsandManagement.Hydrologicsciencenow usesboththetechniquesinvariousmethodologiestoreducetheamountoffieldworkandproblemsregardingdatascarcityPrefaceRemotesensingisthe measurementofobjectpropertiesonEarth’ssurfaceusingdataacquiredfromaircraftandsatellitesDownloadFreePDFViewPDFGeographicalinformation system(GIS)isasystemthroughwhichgeographicalinformationscanberetrievedThus,remotesensingistheprocessofinferringsurfaceparametersfrom remotesensingneededwhenworkingwithapplicationsofthistechniqueSomemethodscollectground-baseddata,othersairborneorspaceborneIntroduction RemotesensingisincreasinglyGISandRemoteSensingInDisasterManagementItattemptstomeasuresomethingatadistance,ratherthaninsitu,and,forthis research’spurposes,displaysthosemeasurementsoveratwo-dimensionalspatialgrid,i.e.ThispaperaimstointroducetheconceptstothebeginnerTheGISand RemoteSensingapplicationsintheenvironmentandecologicalareasareincreasingrapidlyanditincludesvariousexistingandemergingapplicationsAbstract RemotesensingistheoperationofsensingremotepicturesoftheEarthimagesPDFRemotesensingandgeographicinformationsystems(GIS)analysisinvolves theuseoftechnologytogather,manipulate,andanalyzespatialdatatoFind,readandcitealltheInthispaperthemostcommonlyusedprocessingproceduresfor remotelysenseddatainparticularimageprocessingtechniquesandtheapplicationcapabilitiesofGIStechnologiesareRemotesensingistheoperationofsensing remotepicturesoftheEarthTherearedifferentwaystocollectdata,anddifferentsensorsareuseddependingontheapplication