biodi区全际器办翻丰versity

biodi区全际器办翻丰versity

问题补充说明：我想要一段关于biodiversity的对话.要长一点简单点的.好的话会给追加分.

A:wha给氢鱼tdoyouthinkaboutexoticspeciesand360问答theirinfluencetobiodiversity?

B:Therichdiversityof叶均汽委够读煤同希验称uniquespeciesacrossmanypartsoftheworldexistonlybecause频脸入协去员社江兵今态theyaresep孔湖次己任aratedbybarriers,particularlylargerivers,seas,oceans,mountainsanddesertsfrom亲otherspeciesofotherlandmasses.

A:arehumansdoingeverythingtoprotectthosenatura低lbarriersandtryingt爱早裂游责行oprotectallthoseexoticspecies?

B:Thesearebarriersthatcouldn'thavebeeneasilycrossedbynaturalprocesses,四顶们exceptthroughcontinentaldrift.However,humanshaveinventedtransportationwiththeabilitytobringintocontactspeciesthatthey've是足士高鸡者均什简量各nevermetinthe论族记换值些底积属从素irevolutionaryhistory.

A:ar观办充贵扩力争激真eexoticspeciesthreattobiodiversity?

B:Thewidespre张整威觉防这护一古且在adintroductionofexoticspeciesbyh食单它县教利硫转umansisapotentthreattobiodiversity.Whenexoticspeciesareintroducedtoecosystemsandestablishself-sustainingpopulations,theendemicspeciesinthatecosystemthathavenotev知步说olvedtocop花维ewiththeexoticspeciesmaynotsurvive.Theexoticorganismsmaybeeitherpredators,parasites,orsimplyaggressivespeciesthatdepriveindigenousspeciesofnutrients,waterandlight.Theseinvasivespeciesof止酒加送tenhavefeatu做职信煤究殖货低境风res,duetotheirevolutionarybackgroundandnewenvironment,thatmakethemhighlycompetitive;abletobecomewell-establishedandspreadquickly,reducingtheeffectivehabitatofendemicspecies.