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如何提高托福写作之20180113托福独立写作范文:Inrecentyears,NASAhasseveralexcitingdiscoveriesinuniverse,suchastheclearpictureofPluto,earth-likeplanetKepler452bandtheexistenceofliquidwateronMars.Whileastronomyloversarecelebratingthegroundbreakingfindings,somepeopledoubtwhetherthehugebudgetsonouterspaceexplorationiswellspent,especiallywhenthereisnewsaboutchildrenfrompoorfamiliesdroppingoutofschoolanddyingpatientsfailingtoaffordtheexpensivemedicaltreatment.Frommypointofview,nomatterhowenormoustheexpenditurescanbe,thegovernmentinvestmentinspaceexplorationisimperative,viewingfrombothshorttermandlongterm.Inthelongrun,inconsiderationofthedepletionofnaturalresourcesonearth,tofindotherplanets,eitherasresourcessuppliersornewdwellingplaces,shouldbeonagenda.Itisaseeminglyirreversibletendencythatthetotalpopulationonearthwillconstantlygrow,thoughmightbeataslowingrate.Also,theeverprogressofeconomyandimprovementofpeople’slivingstandardwillexacerbatetheconsumptionofnaturalresources,includingfossilfuelsandvariousmetals.However,thetotalstorageofnaturalresourcesonearthislimited,andsomedayinfuture,wehavetofacethedoomthattheresourceswillrunout.Beforethat,measuresshouldbetakensothathumancivilizationwillsurvive.Inaword,thepredictablefutureofearthprovesthenecessitiesofouterspaceexploration,andthisisexactlywhataresponsiblegovernmentwithfarsightshoulddo.Intheshortterm,thefurtheradvancementofsatelliteinspaceactuallygeneratesimmediatebenefitsforthegeneralpublic.Thepastafewdecadeshavewitnessedthegallopingpaceoflaunchingsatelliteofmanygovernments.Mainly,thosesatellitesserveinthefieldofcommunication,military,scientificresearches,etc.Inthedomainofcommunication,withthemfunctioningasbridgesconnectingtheworld,peoplecanhavephonecalls,whethertheyarestandinginthecenterofdesertordriftingonthesea.Intermsofmilitaryandscientificresearches,theyarelikethe“supereyes”helpingpeoplemonitortheearth.Forexample,manysatellitesareresponsibletocollectthedateofbuoysfloatingontheocean,allowingscientiststocloselymonitorthemovementofoceancurre