'
关爱大自然（caringfornature）
whatisnature?it’severythingthatexistsintheworldindependentlyofpeople,suchaspantsandanimals,earthandrocks,andtheweather.nowmoreandmorepeoplearefocusingonthenature.itisnodoubtthatthenatureisimportanttoeveryhumanbeing.nonature,nolife.becauseofthesuppliesofthenature,wehavelivedhappilyforalongtime.andwestartedtogaineverythingavailablefromthenature.andthislastedsolongatime.today,peoplehavediscoveredthatthenaturearoundisgettingworseandworse.
whatisthreateningthenature?airandwaterpollution,overharvestingofplantandanimalspecies,overpopulationandsoon.overpopulationisthebiggestsourceofpollution.let’stakeoverpopulationasanexample.
whatdoesoverpopulationfeellike?whenwemoveslowlythroughthecityinatazi.whenweenteracrowdedslumdistrict.whenthetemperatureishighandwhentheairisthickwithdustandsmoke.thestreetsarecrowdedwithpeople.thestreetsseemalivewithpeople.peopleeating.peoplewashing.peopletalking.peoplesleeping.peoplevisitingeachother,arguingandscreaming.peoplerelievingthemselves.peoplepushingtheirhandsthroughthetaxiwindows,begging.peopleleadinganimals.people,people,people,people.aswedriveslowlythroughthecrowd,soundingthetaxi’shorn,thedust,heat,noiseandcookingfiresmadeitlikeascenefromhell!iadmit,frightening.
tothenature,overpopulationisabigproblem.morepeople,morepollution.andthebigpopulationisthreateningthenatureeverysecond.
therapidriseinworldpopulationisnotcreatingproblemsonlyforthedevelopingcountries.thewholeworldfacestheproblemthatrawmaterialsarebeingusedupatanincreasingrateandfoodproductioncannotkeepupwiththepopulationincrease.peopleinrichcountriesmaketheheaviestdemandsontheworld’sresources,itsfood,fuelandland,andcausethemostpollution.ababybornintheunitedstateswilluseinhislifetime30timesmoreoftheworld’sresourcesthanababyborninindia.unlessallthecountriesoftheworldtakeunitedactiontodealwiththepopulationexplosiontherewillbemoreandmorepeoplefightingforashareoflessandlessland,foodandfuel,andthefuturewillbringpoverty,miseryandwartousall.
formostofthedevelopingcountries,itisagoodideatocontrolthepopulationgrowth.forexample,chinahascarriedoutbirthcontrolforyears.andthisplanhasagreateffectontheworldpopulation.
ifthepopulationcontinuestoincrease,iftheairandwatercontinuetobepolluted,ifwedon’tdosomethingtoprotectwild-plantandwildlifespecieswillbedeclining.speciesandbiologicalmunitieshavedifficultyadaptingtochange.economicopportunitiesandthequalityoflifeoffuturegenerationsarealsoputatrisk.byprotectingnature,weprotectourselves.
let’sunitetogether,handinhandwestandallacrosstheland.
wecanmakethisworldinwhichtolive.handinhand.controlthepopulationgrowth.takegoodcareofournature.