growing human population

详细内容

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currently,thereisawidespreadconcernaboutthepreviouslyneglectedconnectionbetweengrowinghumanpopulationanddecreasingwildspecies.asthetwographsobviouslyportrayed,americanpopulationin1980was250timesthanthatin1800,atrendaompaniedbytheextinctionofnearly70kindsofwildlifeinthepast300years.aclearcorrelationissuggestedthatmankindhasexertedatremendouslynegativeinfluenceonnaturalspecies.

therearemanyfactorsresponsiblefortheaforementionedtendency.firstandforemost,tosatisfythespacedemandfortheboomingpopulation,theonlyavailablesolutionforamericansistotakeoupationofforestsandgrassland.thatusedtobehabitatofwildanimalsandplants.furthermore,theprocessofindustrializationandurbanizationhasgeneratedseverepollutionthatessentiallydestroysenvironmentandecosystem.

inmypointofview,thedearthofwildlifetodayforecastsanunpromisingfutureforhumanstomorrow.inordertoeliminatespeciesextinction,relevantlawsandregulationsmustbeestablishedandenforcedtomaintainalargeportionofunspoiledareas.effectivemeasuresshouldalsobeappliedtoensurethattheimpactofpollutionberemoved.