Iindidi zeBiodiversity kunye nokubaluleka kwazo

Isijikelezi-langa somhlaba siphawulwa ngokuba neentlobo ngeentlobo zezinto ezisingqongileyo ezibonisa ubuhle kunye neentlobo ngeentlobo, ezi ndawo zokuhlala zendalo ngabo abafumana iintlobo ngeentlobo zezinto eziphilayo zezilwanyana, izityalo kunye nezilwanyana ezincinci ezibaluleke kakhulu ekulondolozweni kobomi emhlabeni, kwezi zilandelayo: Inqaku siza kufunda malunga neentlobo zezinto eziphilayo ezikhoyo kwiplanethi yethu.

iintlobo zezinto eziphilayo

Iindidi zeZityalo-ntlobo zezinto eziphilayo

I-Biodiversity ibhekisela kwiintlobo ezahlukeneyo zezinto eziphilayo ezinokubakho emhlabeni, kuquka izityalo, izilwanyana kunye ne-microorganisms. Isijikelezi-langa somhlaba senziwa ziintlobo ngeentlobo zezinto eziphilayo okanye ii-biomes ezibonelela ngeentlobo ngeentlobo zokusingqongileyo ezifana namahlathi, amahlathi, iitropiki, iintlango, ii-savannahs, phakathi kwezinye, zonke zimela indawo eyodwa etyebileyo kwimithombo yobutyebi bendalo.

Ii-ecosystems zingahlelwa njengezasemhlabeni, zasemanzini kwaye zixutywe, zenziwe ngeepateni zendalo ezahlulayo enye kwenye. Ukusebenzisana kohlobo oluyibumbayo kunye nobutyebi bendalo obukhoyo, bunegalelo kubutyebi bebhayoloji kokusingqongileyo, okubangela ukuba ziphuhlise indawo yazo yokuhlala kwaye ziguquke njengezinto eziphilayo, konke oku kumela isondlo sobomi kwisijikelezi-langa somhlaba.

I-Biodiversity idlala indima ebalulekileyo ekusebenzeni kweendawo zendalo, ukuba yinxaxheba kwimisebenzi ye-biochemical eyenziwa kuyo, njengomjikelezo wamanzi, izondlo, ukubunjwa komhlaba, ukulawula izinambuzane, ukulawulwa kwemozulu, phakathi kwabanye. Ke ngoko, ubukho beentlobo ngeentlobo zezityalo nezilwanyana bubaluleke kakhulu kulondolozo lwendalo esingqongileyo.

Iyantlukwano yebhayoloji ithathwa njengegama elintsonkothileyo elibandakanya umxholo omninzi, ke ngoko, ulwahlulo oluphambili lwasekwa ngokusekwe kwiinkqubo ezahlukeneyo zebhayoloji ekhoyo kwi-ecosystem, echazwe ngezantsi:

I-Genetic Biodiversity

Ithathwa njengeyona nto isisiseko sohlobo, ihambelana nenani leempawu zofuzo ezinokuthi zikhoyo. Ngamafutshane, kukwahluka kwemizila yemfuza kwinani lezinto eziphilayo, ziyinto yelifa elisuka komnye umntu liye komnye umntu ngaphakathi kohlobo olufanayo. Ngale ndlela izizukulwana zazo zonke izinto eziphilayo zenziwe.

iintlobo zezinto eziphilayo

I-Genetic biodiversity inxulumene nokuvela kweentlobo, ngokusebenzisa i-genes unokufumana izinto eziguquguqukayo zezinto eziphilayo, konke oku kungenxa yekhowudi yezofuzo, ehambelana nekhowudi yendalo yonke egcina lonke ulwazi lwebhayoloji malunga nezizukulwana. elidlulileyo, lonke olu lwazi iphenjelelwa ziindawo zokuhlala zendalo.

I-Gene inoxanduva lokuziphatha kwezinto eziphilayo, zichaphazela ukutya, ukwakhiwa kwendawo yazo yendalo, ukungafani komzimba, phakathi kwabanye. Umzekelo, iindlulamthi zinentamo ende evumela ukuba zitye kumagqabi abekwe kumasebe aphezulu emithi, ukuphuhliswa kwentamo yabo ende luphawu olukhethekileyo lweentlobo zabo ezibonwayo kwikhowudi yazo yemfuza.

Olunye uhlobo olubalaseleyo yi-hummingbirds ekwazi ukubhabha kunye nentshukumo yamaphiko ukuya kuthi ga kwi-80 beats ngomzuzwana, ibe yiyo kuphela intaka ekwaziyo ukuba nolu hlobo lobu buchule, ngoko ke ibavumela ukuba bahlale kwindawo emiselweyo ixesha elide kwaye bondle kwintlanzi. intyatyambo ingaphakathi ngokulula. Sinokubona ukuba ikhowudi yemfuza yohlobo ngalunye iya kunika iimpawu ezizodwa kunye nezahlulahluko phakathi kwezinye.

Utshintsho lwendalo esingqongileyo ludala iiyantlukwano kwimfuzo, ebangela utshintsho kwizinto eziphilayo ikakhulu ukulungelelaniswa nokukhokelela ekulahlekeni kweentlobo. Ezinye zezinto ezenziwa ngabantu ziye zabangela utshintsho olukhulu kwindalo njengokwanda kwezilwanyana zasekhaya nokudityaniswa kwehlabathi kwezoqoqosho.

Iintlobo zezinto eziphilayo

Iintlobo-ntlobo zezityalo nezilwanyana eziphilayo zihambelana neentlobo ngeentlobo zezinto eziphilayo ezikhoyo kwisijikelezi-langa somhlaba. Kule meko, zonke ezo zibekwe kwindawo ethile, zineempawu ezifanayo kwaye ziyingxenye ye-ecosystems yasemanzini kunye nomhlaba. Baquka zonke ezo zihlelelwe izifundo ezinxulumeneyo, zibekwe ngokwamaqela ngokweempawu zazo zebhayoloji eziqhelekileyo.

Iintlobo ziquka uluhlu lwabantu abaneempawu ezifanayo, ezimele udidi olufanayo, udidi okanye uhlobo olufanayo. Iintlobo zebhayoloji yinani labantu ngabanye njengabantu, izilwanyana, izityalo, iiminerali, i-microorganisms, phakathi kwabanye; Zineempawu ezifanayo kakhulu kwaye ziyakwazi ukuvelisa enye kwenye. Ke ngoko, zijongwa njengodidi olusisiseko apho zonke izidalwa eziphilayo zihlelwa khona.

Izigaba zokuzivelela kwezinto zingumxholo wengxoxo, ngenxa yobunzima beenkqubo ezahlukeneyo apho iplanethi yayiphantsi kwayo. Ngokutsho kohlolisiso lwenzululwazi, babalaselisa ukuba ngoku kukho isimbuku sezinto eziphilayo ezizizigidi ezili-12 ukusa kwezili-100, nto leyo ebonisa ukuba indalo eyohlukileyo ekhoyo kumazwe akweleenjiko njengalawo akuMzantsi Merika, imela eyona ndawo inkulu yezinto eziphilayo emhlabeni.

I-Biodiversity ye-Ecosystems

I-ecosystems imele uluntu apho izinto eziphilayo zidibana kwaye zinxulumana enye kwenye, yindawo eyenziwe zizinto eziphilayo (izityalo, izilwanyana kunye ne-microorganisms) kunye nezinto eziphilayo (amanzi, imisinga yomoya, izondlo emhlabeni, phakathi kwezinye) okusingqongileyo. Isijikelezi-langa senziwe ngabo, ngokuba sisemhlabeni njengamahlathi ashinyeneyo, amahlathi, iisavannah, iitundra, iintlango, phakathi kwezinye; amanzi acwengileyo asemanzini anjengemilambo, amachibi, amachibi, phakathi kwezinye, nawo amanzi anetyuwa afana nolwandle, iingqaqa, phakathi kwabanye.

Kwi-ikhosistim kukho iintlobo ngeentlobo zezinto eziphilayo ezisebenzisanayo kunye nezinye izinto ezingaphakathi kuyo. Zinokuqwalaselwa njengodidi lweentlobo-ntlobo zezinto eziphilayo ezintsonkothileyo ekufundweni, yiyo loo nto ziye zahlelwa ngokwamaqela amathathu aphambili achazwe ngezantsi:

  • Ukwahluka kweAlpha

Ukwahlukana kwe-alpha kubonisa i-biodiversity efumaneka kwindawo ethile, ehlelwa njengoluntu apho kukho ulwazi olupheleleyo lobutyebi bendalo kunye nenani leentlobo ezikhoyo. Iquka zonke ezo zinto ziphilayo ezihlala kwindawo yokuhlala yendalo kwaye zamkelwa ukuba zifunyenwe kwiintsapho okanye nge-taxonomic genus.

  • Iiyantlukwano zeBeta

Kwimeko yeyantlukwano ye-beta, ibandakanya bonke obo budlelwane be-ikholoji obukhoyo phakathi kweentlobo ezinxibelelana ne-ecosystem, ikwabandakanya intsebenziswano ye-ecosystem efanayo ebusweni bodidi olwahlukileyo lokusingqongileyo olukhoyo. Ivumela ukuba ube nolwazi ngenani lezilwanyana ezikhoyo kwindawo yazo yokuhlala kunye nokwazi lonke utshintsho lwemo engqongileyo eziphantsi kwazo.

  • Iintlobo ezahlukeneyo zeGamma

Iyantlukwano ye-Gamma inxulumene nenkcazo yobutyebi bubonke obukhoyo kwiintlobo zezidalwa ngaphakathi kwe-ikhosistim, esekwe ngezikali zokuthelekisa. Ukubekwa ngokwamaqela phakathi kweemeko ezahlukeneyo kunye nokubandakanya izibalo ezinxulumene nazo.

Ilahleko kunye nokuKhathalelwa kweZityalo ezahlukahlukeneyo

Iyantlukwano yebhayoloji imele bonke ubutyebi bebhayoloji obunokujongwa kwisijikelezi-langa somhlaba, buza kubumba yonke into enxulumene nobomi kunye nokubonelela ngemathiriyeli yemfuza ebanzi enemvelaphi yezinto ezininzi. Ukuqaqambisa inyani yokuba indawo ezingqongileyo zendalo ezihlala kuzo neziphuhlayo azinakukhutshelwa ngaphandle, kuba zinefuthe kwinguquko yento nganye ephilayo.

Kukho iintlobo ezintathu zezinto eziphilayo ezichazwe ngasentla, nganye kuzo idityaniswe enye kwenye, isebenzisana kumjikelo osekela ubomi kunye nokusinda kweentlobo zendalo. Kungoku nje, ilahleko enkulu yeentlobo ngeentlobo zezinto eziphilayo ibonwe ngendlela enkulu nekhawulezileyo; egubungela omathathu amanqanaba, njengakwimeko yokwahlukana kwemfuza ngokutshabalalisa iintlobo zemfuza nokunciphisa ukuzala kwazo; iintlobo ngeentlobo zezityalo nezilwanyana eziphilayo ngokucima iindidi zezinto eziphilayo kunye nokuxhomekeka kwezinye iintlobo kunye neentlobo-ntlobo zezityalo nezilwanyana eziphilayo zokophula ulungelelwaniso nendawo yazo yendalo yokuhlala ngenxa yokusetyenziswa ngokugqithisileyo kwemithombo yobutyebi.

Ngokusebenzisa i-Convention on Biological Diversity yonyaka we-1992, egxile kwi "Ukugcinwa kwezinto eziphilayo ezahlukeneyo kunomdla kubo bonke abantu", yayiquka iqonga lokwazisa amazwe ehlabathi ngemeko yangoku yeentlobo zendalo, thatha umngeni. kutyalo-mali kuphando lwezenzululwazi oluxhasa inkqubela phambili ye-ikholoji kunye nokuqeqesha abasebenzi bobuchwephesha abaziingcali kwimiba yezityalo nezilwanyana ezohlukeneyo.

Ngazo zonke iingxoxo, ukucaciswa kwemithetho kunye nezivumelwano ezijoliswe ekukhuselweni nasekugcinweni kwezinto eziphilayo zacatshangelwa, ukuseka imigaqo-nkqubo yehlabathi ngenjongo yokukhuthaza ukunyamekelwa kweentlobo zendalo kunye nokuvelisa inkcubeko efunekayo yokugcinwa kweentlobo kunye ne-ecosystems yendalo yonke. iplanethi yomhlaba.

Ngale ndlela bagqiba kwelokuba ukuze kulondolozwe izinto eziphilayo ezahlukeneyo kuyimfuneko ukunciphisa izinto ezenziwa ngabantu, ingakumbi ezo zinokuba yingozi, kunye nokulinywa ngokugqithisileyo, ukugawulwa kwemithi ngokugqithisileyo, ukuzingela ngokungekho mthethweni, kwezinye; ngokunjalo nokubaluleka kokwazisa ulwazi lwezityalo zebhayoloji zasekhaya nezehlabathi, ukuvavanya iipanorama malunga nemeko yangoku yezinto eziphilayo ezisengozini.

Injongo yazo zonke ezi zigqibo kulondolozo lweentlobo-ntlobo zezityalo nezilwanyana eziphilayo, ezibandakanyekayo ekuxhaseni uphuhliso oluzinzileyo lwazo zonke izibonelelo zebhayoloji, ngaloo ndlela kuthintelwa ukuncitshiswa kweentlobo ngeentlobo zemizila yemfuza, izinto eziphilayo kunye nenkqubo yezinto eziphilayo nezityebisa isijikelezi-langa somhlaba.

Siyathemba ukuba eli nqaku libe luncedo, sikushiyela abanye abaya kuba nomdla kuwe ngokuqinisekileyo:

Iintlobo zamafu

Iimpawu zokusingqongileyo

Uphando lweMpembelelo yokusiNgqongileyo


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