Izisongelo ezinobunzima elwandle

Ulwandle

Yonke imihla, ikota ye I-CO2 ikhutshiwe ngemisebenzi yoluntu ijolise elwandle. Elwandle, iingxaki ezinxulumene utshintsho Imozulu ziya kuba zibaluleke ngakumbi. Nangona kunjalo, lo mmiselo uza ngexabiso. Okokuqala, ulwandle luba neasidi, oko kuthetha ukuba i-pH yayo yehlisiwe.

Ngo-2100, izazinzulu ziqikelela ukuba pH iya kuwa ngeyunithi ezingama-0,38 ngokunxulumene phakathi kwinkulungwane ye-0,38. Ithontsi leeyunithi ezingama-XNUMX lilitha lamanzi elwandle. Ewe hayi, kuba oku Ukuchithwa ibeka umngcipheko wokwenza kube nzima ngakumbi ukwenza amathambo kunye noonokrwece bezityalo nezilwanyana ezininzi.

Kwangelo xesha, amanzi avela ulwandle iyatshisa, ngakumbi ngaphezulu, kunye nobunzulu. Oku kunokubangela ukuba iintlobo ezithile zifuduke, ziphazamise ukutshintshiselana ngeoksijini emanzini, kwaye zonakalise impilo yezilwanyana zaselwandle, umzekelo.

Okokugqibela, njengenxalenye yesithathu, i umkhenkce weepali Umkhenkce wanyibilika ngenxa yokutshintsha kwemozulu, nto leyo inyusa izinga lolwandle. Ekuhambeni kwexesha, oku kubeka umngcipheko wokuguqula imbonakalo yamanxweme, ngakumbi ezo ziphantsi.

Xa iqokelela Ukuchithwa, ukufudumala nokunyuka kwamanzi, yiyo yonke indalo yaselwandle esongelwa. Kuthekani ukuba iplankton, phytoplankton kunye ezincinci anyamalale? Ewe, imalunga nendawo yokuhlala nokutya kwamawakawaka eentlobo zeentlanzi ezazisengozini. Amarhamncwa ayo anokufuduka, atshintshe amaxhoba, atshabalalise ezinye izilwanyana, ade anyamalale.

Thina madoda asikho kude ne iziphumo. Konke oku kuya kuchaphazela ukulinywa kwaselwandle kunye nokuloba, umzekelo, kwaye ke ukutya komhlaba. Inkqubo ye- impilo lomntu Ingasongelwa kukukhula kweentsholongwane ezinobungozi kunye neentsholongwane. Singasathethi ke izoyikiso kuyo yonke imisebenzi yezoqoqosho elunxwemeni, enjengokhenketho. Sonke siphezulu kwityathanga, ke nganye nganye ichaphazeleka ngokuthe ngqo kwikamva le- ulwandle.


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  1. Uxanduva lwedatha: UMiguel Ángel Gatón
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