地理必修3填空提纲doc.docx
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地理必修3填空提纲doc.docx
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地理必修3填空提纲doc
地理必修3填空提纲
First,geographicalenvironmentandregionaldevelopment
Thefirstpartofthegeographicalenvironmentontheimpactofregionaldevelopment
region
Theareaisthespaceunitoftheearth,ssurface,itisthepeopleonthebasisofgeographicaldifferences,accordingtocertainindicatorsandmethodsofdivision.Theregionisnotonlyanintegralpartoftheuppergraderegion,butalsocanbefurtherdividedintothenextlevelregion.
Regionalcharacteristics:
;;;
SimilaritiesanddifferencesbetweentheYangtzeRiverDeltaandtheSongnenPlain
Thesame:
bothplains,andarelocatedintheeasternmonsoonregionofChina
Difference:
1.Geographicalpositiondifference:
itisinthemiddlepartoftheeasterncoastalareaofChina,theestuaryoftheYangtzeRiver;thepineisinthenortheastofChina
Thedifferencesinclimaticconditions:
inthesubtropicalmonsoonclimate,hotandrainyinsummer,rainheatoverthesameperiod;pineintemperatemonsoonclimatezone,ContinentalShaoqiang,lessprecipitation,warmseasonshort,shortgrowthperiod,thecombinationofwaterandheatconditionsaslong.
Thedifferenceoflandconditions:
longpaddysoil,cultivatedlandforpaddyfield,moredispersed,thepercapitaarablelandareaislowerthanthenationalaverage;loosesoiliswidely-distributedandcultivatedlandisdry,concentrated,percapitaarab1elandareaishigherthanthenationalaverage.
Fourth,themineralresourcesconditionisdifferent:
thelongmineralresourcesarepoor,andthepineisrichinoilandothermineralresources.
TheinfluenceofgeographicalenvironmentonagricultureandCommerce
Inagriculture:
longwaterandheatconditionsinthebasisofgooddevelopmentofpaddyfieldtillageoperations,mainlyplanting,,,twocropsayeartothreecrops;loosebywaterandheatconditions,thedevelopmentofdrylandfarming,planting,,,ayearoneripe.Thelongriverlakehasawidewatersurface,andtheaquacultureindustryismoredeveloped;thereislessprecipitationinthewesternpartofthepine,andthegrasslandiswidelydistributed,soitissuitableforthedevelopmentofanimalhusbandry.
Ofbusiness:
centrallongislocatedinChina,scoastalroute,YangtzeRiverportal,ontheinsideandoutsidecontactconvenient,commercialtradedeveloped;relyingonagricultureasthefoundationofthedevelopmentofthelocaldevelopmentoflightindustry,fromdomesticandinternationalmineralresourcesintothedevelopmentofheavyindustry,hasbecomeChina,simportantcomprehensiveindustrialbase.
Looseuseoflocalrichoilresourcesandcoal,ironandotherresourcesaroundtheregiontodevelopheavychemicalindustry,becomeChina,sheavychemicalindustrybase.
Theinfluenceofgeographicalenvironmentatdifferentstagesofdevelopment
Ear1y:
longriverflow,lakesandmarshesarewidelydistributed,flatterrain,soilsticky.Restrictedbygeographicalenvironment,farmingagriculturedevelopsslowly.
Agriculturalsociety:
Asameansoftransportation,shipsarewidelyused,andthelonganddensewatersystemprovidesanaturalchannelforexpandingtrafficlinks.
Withtheimprovementofagriculturalproductiontoolsandtheimprovementofproductiontechnology,thesoilwithlongwaterandheavyclayisnolongerthelimitingfactoroffarmingoperation,andtheagriculturalproductionhasdevelopedrapidly.
WiththemigrationofpopulationfromnorthtosouthinChina,thepopulationisbecomingmoreandmoredense.
(4)favorableclimaticconditionsalsomakeChangbecomethemainsilkwormandcottonproductionbaseinchina.
Inthelateperiodofagriculturalsociety:
thedevelopmentofindustryandCommercemadethepopulationlong,thecityconcentrated,andthecultivatedlandreduced.
Secondly,thecultivatedlandisfragmented,whichisnotconducivetothepromotionofmechanization,andtherateofgraincommodityislow.
Nowadays,thestatusofChangasthenationalgranaryhasgraduallybeengivenplaceintheNortheastPlainandtheNorthChinaPlain,andthepositioninthenationalcottonproductioncannotbecomparedwiththatinthesouthernXinjiangandtheNorthChinaplain.
Theapplicationofsecondsectionsofgeographicinformationtechnologyinthestudyofregionalgeographicalenvironment
GeographicInformationTechnology
Referstothemoderntechnologyacquisition,management,analysisandapplicationofgeospatialinformation,including,andetc..
remotesensing
RSismainlytoobtainremotesensingofobjectsontheground.
Objectradiationandreflectionelectromagneticwave:
collection,transmission,informationprocessing,informationanalysis,statisticalfiguresofprofessionalmaps
Objectto(mostimportant),remotesensingsystem,achievements
Characteristicsandadvantages:
firstofall,wecanstartwiththeanalysisoftheareaonthesurface,andthenselectsomepointsandlinestoconductfieldverificationandinspection.Notonlycanimprovetheaccuracyandqualityoftheresearchwork,butalsosavemanpower,financialresources,improveefficiency.
Globalpositioningsystem
GPSisthemainsystemintheglobalscope,real-time
navigationandpositioning.
Threeparts:
spacepart-GPSsatelliteconstellation;groundcontrolpart一groundmonitoringsystem;userequipmentPart-GPSsignalreceiver
Features:
Universal(land,ocean,aerospaceandAerospace),global,all-weather,continuity,real-time
GeographicInformationSystem
GIS,acomputersystemtodealspecificallywith,forallthemaportodealwithspatialdatafield.Ithasbeenappliedinregionalgeographicalenvironmentresearchandurbanmanagement.
Advantages:
(1)largeamountofinformationandconvenientuse;
(2)powerfulfunction;(3)dynamicmonitoring(GISandRS)
Geographicinformationtechnologyanddigitalearth
Digitalearthisanindexwordoftheearth,thatis,theentireearthinformationisdigitized,thecomputernetworktomanagethetechnicalsystem.
Two.Regionalecologicalenvironmentconstruction
ThepreventionandcontrolofDesertification—acasestudyofNorthwestChina
Conceptofdesertification
Thislanddegradationoccursinarid,semi-aridandsemihumidareas.
Mainmanifestationsofdesertification
Thedegradationofarableland,grasslandandforestdegradationcausedby,and
NaturalcharacteristicsofdroughtinNorthwestChina
1.range
Terrainarea:
West,northto
Thescopeofadministrativedivisions:
,anddepartment;
2.geomorphicfeatures:
TheterraininPlateauandbasin,Easternandcentral(InnerMongoliaprovince)isavastand;West(Xinjiangprovince)isandphasedistribution.
The3.mostsignificantnaturalfeatures―
Thecausesofdrought:
watervaporisdifficulttoreach
Thelandscapefeaturesinthegrasslandanddesert.
NaturalfactorsofDesertification—creatingconditionsforDesertification
Thebasicconditionsof
Thematerialconditionsof
Thedynamicconditionsof
Thecanmakethefragileecologicalenvironment
imbalance,isthemainnaturalfactorsofdesertification.
Humanfactorscontributingtodesertification:
intensificationofdesertification
1.man-madecausesofdesertification:
Fromthepopulationpressureontheecologicalenvironment
Theduetoinadequatehumanactivities,excessiveuseoflandresources,waterresourcesandunreasonableuse.
2.themainhumanfactorsofdesertificationinNorthwestChina:
humanactivitiesoftenplayadecisiveroleintheprocessofdesertificationoccurrenceanddevelopment.The
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3.anotherdesertificationphenomenon―secondarysalinization
Theoasisinthewaterirrigateddesertarea.
Theformationofsecondarysalinization:
Duetothebackwardfarmingtechnology,improperirrigationmeasures
(2)underdryclimate,evaporationisverystrongandsalinityiseasytoformonthegroundsurface.
Desertificationindifferenthistoricalperiods
Ancienttimes:
thesongandTangDynasties-thesouthernmarginoftheTarimBasin,whichwascausedbywar,pestilenceandover
cultivation.
Moderntimes:
QingDynasty,SoutheastofInnerMongolia,becauseoftheincreaseofimmigration,thedamageofagriculturetosoilisstrongerthanthatofanimalhusbandry
Modern:
populationexplosionin1950s,managementerrors
Countermeasuresandmeasuresofdesertificationcontrol
1.preventionandcontrolofdesertification:
Prevent!
on:
;
Twist:
;
Recovery:
.
2.preventionandcontrolprinciplesofdesertification
Themaintenanceofecologicalbalancecombinedwithimprovingeconomicefficiency,treathill,water,alkalitreatment(saline),andtheprincipleofcombining,inthecurrenteconomicandtechnologicalconditions,inordertoprotectmainly,andthereareplanstorestoredesertvegetation
3.effectivemeasuresandkeypointsofcontrolandpreventionofdesertification:
Theeffectivemeasuresofpreventionandcontrolof
desertification:
ThefocusofGovernance:
.
4.controlmeasures
Therationalutilizationofwaterresourcesbasedon
andbuildingprotectionforestsystem
Therelationshipbetweentheadjustmentofagriculture,forestryandanimalhusbandrylandbetweentakecomprehensivemeasurestosolvetheproblemofinagriculturalandpastoralareasinmanyways
Controlpopulationgrowth
5.China,sgovernancemeasuresandexperience
Themeasures:
biologicalfixation,grassplanting,afforestationsandsmallwatershedmanagementetc.
Thecode-casesofdesertificationcontrol
TheChinesegovernmentconstructionandthepreventionandcontrolofdesertificationinnorthwestareaecological
Severalecologicalenvironmentcontrolprojects,suchas"ThreeNorth"ShelterbeltSystemConstruction,naturalforestprotection,returningfarmlandtoforestandgrassland,sandcontrolanddesertificationcontrol,
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