控制人口增长(Population to Be Curbed)

详细内容

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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.