Ukuthobela isiVumelwano saseParis akuyi kuyithintela imeko ka-El Niño

into yomntwana

Eyona njongo iphambili yesiVumelwano saseParis Kukuthintela ukwanda kwamaqondo obushushu kwihlabathi liphela nge-1,5 degrees ngaphezulu kwamanqanaba angaphambi kwemveliso. Ngaphandle kwento yokuba le njongo inokufezekiswa kwaye izinziswe kwelo nqanaba, utshintsho lwemozulu lubangela ukwanda kubuninzi kunye nokuqina kwamatyala agqithisileyo e-El Niño phenomenon eza kuqhubeka ngolu hlobo kwinkulungwane.

Nokuba iinjongo zesi siVumelwano saseParis zifezekisiwe, oku akunakunceda ukuzinzisa i-El Niño. Ezi zifundo zenziwe ngamaziko ophando e-Australia nase China. Ngaba uyafuna ukwazi ngakumbi malunga nefuthe lika-El Niño?

Ukwanda kwimeko ye-El Niño

Ukuqhubeka kokufudumeza kwendawo esempuma yeikhweyitha kubangelwe kukufudumala komhlaba kunye nokukhutshwa kwegesi ehlaza, Benza ukwanda kwe-El Niño kwinyani kunye nokuqina. Ngaphambili, i-El Niño ibinemijikelezo yeminyaka esi-7, kuba sisiganeko semozulu yemvelo, esitshintshisanayo nesenzeko seLa Niña. Kukho ubungqina bokuba imeko ye-El Niño kudala inje. Nangona kunjalo, utshintsho lwemozulu lubangela ukuba lwenzeke ngesantya esikhawulezayo kwaye ngamandla amakhulu.

Into eqheleke ngakumbi kwaye inamandla ye-El Niño ekhokelela kwiziphumo ezibi kulawo mazwe aphethwe yiyo, njengePeru. Umlawuli wesifundo, u-Guojian Wang, uthe umngcipheko okhoyo ngoku we-El Niño yi-5 kwinkulungwane kodwa ngo-2050, xa ubushushu kuqikelelwa ukuba bufikelele kwi-1,5 degrees, amaza aphindwe kabini ukuya kumatyala ali-10.

Ukwazi isiphumo kunye nokuphindaphindeka kwento ye-El Niño kwixa elizayo, kuye kwasetyenziswa iimodeli zemozulu ezintlanu ezisekwe kwimeko yehlabathi apho ukukhutshwa kwegesi yendlu eluhlaza kubuncinci. Oko kukuthi, zizinto ezikhutshwayo zehlabathi ezithi i-IPCC iqikelele ukuba kuyakubakho ukuba iimfuno zesiVumelwano saseParis ziyafezekiswa. Iimeko ze-El Niño ezigqithisileyo zenzeka xa iziko lemvula ePacific iya eMzantsi Melika, ebangela utshintsho kwimozulu, egxininisa ngakumbi empuma kwiziko elihambayo.

Ke ngoko, iziphumo zotshintsho lwemozulu sele zinganqandeki. Ekuphela kwento esinokuyenza kukubangxengxezela kangangoko sinako.

 


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