更新时间:2025-08-07 14:28:35
nothingintoday'sworldisasbigaproblemasthatofpopulation.peoplebegintoworryaboutthesupportcapacityoftheearth.andtheremightbeonlystandingroomforeachpersoninthefuture.lima'spopulationwas5.7millionin1985butitgrewto9.1millionin2000.tianjin'swas7.9millionin1985.in2000,itboostedto9.7million.suchcitiesaslondon,osaka,moscow,beijing,karachi,delhi,jakarta,seoul,andteheranarehavingasimilarpopulationgrowth.calcutta,shanghai,newyork,andstopauloseeafasterpopulationexplosion.tokyohad18.8millionin1985.in2000itturnedinto20.2million.mexicocityhad17.3millionpeoplein1985,butin2000,itspopulationreached25.8million!
whatdoesthepopulationgrowthmean?itmeansgreaterandgreaterconsumptionandgreaterpressurefortheearth.ifmorepeopleareaddedtotheworldpopulationwithoutourbeingalertortakinganyaction,wewouldhaveonlystandingroombytheendofthe21stcentury.
eachgovernmentandtheunshouldseethatpopulationofeachcountryandeachcitystopsgrowingforthenextfiftyyears.
sampleforband6
populationtobecurbed(b)
everythinggrowsinmoderntimes,anditseemsthatnothinggrowsasquicklyaspopulation.populationkeepsgrowing,andgrowsrapidly,firstlybecausepeople'slivingstandardskeepgoingup,withbetterhouses,betterclothing,betterfood,secondlybecausepeopleknowhowtopreservethemselvessoastolivelonger,andthirdly
becausetheyhavemodernmedicineandmedicalcaretoensurethatusualdiseasescanbeeasilycured.thereisanothercauseforthegrowthofpopulation.fewcountriesorgovernmentshaverealisedtheimportanceoffamilyplanning.onthecontrary,someencouragechild-birth.
herearesomeexamplesofpopulationgrowthfrom1985to2000(asanticipated).
limahad5.7millionpeoplein1985buttherewere9.1millionby2000.tianjinusedtohave7.9millionin1985.by2000itspopulationreached9.7million.suchcitiesaslondon,osaka,moscow,beijing,karachi,delhi,jakarta,seoul,andteheranarehavingasimilarpopulationgrowth.wewouldnotbeshockedifallothercitieshavethisrate.butsomecities,likecalcutta,shanghai,newyork,andstopauloboosttheirpopulationevenmorequicklythantheabove-mentionedcities.tokyohad18.8millionin1985.theyear2000found20.2milliontokyocitizens.mexicocityhad17.3millionpeoplein1985,butaspopulationspecialistshadpredicted,thatreached25.8millionin2000!
thepopulationproblemisauniversalconcernnowadays.anygovernmentisafailureifitdoesnothingaboutitspopulationgrowth.
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