Ann Arbor (Ukuphawula Okunolwazi) โ Inhlangano ye-UN ye-World Meteorological Organisation (WMO) isikhiphile amaphuzu okukhuluma ngombiko wayo ka-2022, ixwayisa ngokuthi izilwandle ziya zishisa ngendlela eshaqisayo minyaka yonke. Inhlolovo ephelele izophuma kule ntwasahlobo.
Kuvela kukho konke ukushisa okwengeziwe okusemhlabeni okubangelwa abantu abafaka amagesi abamba ukushisa emkhathini agcina ukushisa kwelanga kungabuyeli emkhathini, okunye. 90% ingena olwandle. Uma uqhubeka nokushisisa izilwandle, ngaphezu kwalokho, qagela ukuthi yini? Ziyashisa.
Iphepha elisha lesayensi livumelana ne-WMO: Cheng, LJ, and Coauthors, โ2023: Omunye unyaka wokushisa okurekhodiwe olwandleโ. Adv. I-Atmos. Isayensi, https://doi.org/10.1007/s00376-023-2385-2
Ngisho noma uthatha isisekelo sakamuva esifana no-1990-2010, futhi uhlela ukukhuphuka kwezinga lokushisa lolwandle ngaphambi nangemuva, uthola eyodwa yalawo angaphansi/ngaphezulu kwamagrafu:
NOAA .
Ososayensi babiza ukushisa okwengeziwe okumuncwa ulwandle ngokuthi Okuqukethwe Kokushisa Kolwandle noma i-OHC. Ababhali be- I-Advanced Atmospheric Science I-athikili iphetha ngokuthi, "Kungakhathalekile ukuthi iyiphi idathasethi esetshenziswayo, kube nokukhuphuka okuphindwe kathathu kuya kwezine kwezinga lokunyuka kwe-OHC kusukela ngasekupheleni kwawo-1980."
Bakhuluma ngezinga lokwenyuka, njengoba kusheshiswa ngo-400% wenqubo lapho ulwandle lushisa kuze kufike kumamitha angu-6000.
Omunye wababhali, UJohn Abraham utshele uLi Cohen we-CBS News ukuthi, ukuze ushise izilwandle ngale ndlela, uzodingeka ungene ngaphansi kwamanzi futhi uqhumise ibhomu le-athomu njalo ngomzuzwana wansuku zonke zonyaka. Ukushisa okwengeziwe okuhilelekile kulo mkhuhlane wolwandle kulingana nogesi ophindwe kayikhulu ophehlwa emhlabeni minyaka yonke.
Ziningi izizathu ezenza lezi kube yizindaba ezimbi. Izilwandle ezishisayo zingabulala izilwane zasolwandle, njengamakhorali abolayo futhi afe uma kushisa kakhulu kuwo. Amakhorali ayingxenye eyinhloko ye-ecosystem yasolwandle, njengoba ekwazi ukumboza izinhlanzi, ezicasha kuwo ukuze zingahlaselwa izilwane ezizingelayo bese zikhwelana kuzo. Awekho amakhorali = izinhlanzi ezincane kakhulu.
Amazinga okushisa olwandle nawo asiza ukunquma amazinga okushisa emhlabeni. Ulwandle olushisayo lungasiza ekuvuseni amagagasi okushisa ezindaweni ezisogwini, futhi siye sabona amagagasi okushisa amakhulu ngokwesibonelo, enyakatho yeCalifornia naseWashington state, ngokwengxenye ngenxa yolwandle olushisayo.
Ngaphezu kwalokho, izilwandle ezishisayo zibeka umswakama owengeziwe ohwamukayo emoyeni ngaphezu kwazo, olahlwa njengezikhukhula ezindaweni ezisogwini. Izilwandle ezishisayo zibangela neziphepho ezinkulu nezinamandla kakhulu.
Ukushisa kolwandle nakho kusiza ekunqumeni ukuthi amanzi anosawoti kangakanani. Ababhali be- I-Advanced Atmospheric Science i-athikili ithola ukuthi amanzi anosawoti afana neMedithera noma izingxenye ze-Atlantic aya ngokuba nosawoti omningi. IPacific iba musha ngenxa yawo wonke amanzi ahlanzekile alahlwa kuyo iziphepho.
Zonke lezi zinguquko zingase zenze amanzi olwandle abe mancane amathuba okuthi ajikeleze phakathi kwemikhakha, futhi ukujikeleza kolwandle bekubalulekile ekulinganiseni izinga lokushisa lomhlaba. Uma kuhamba kancane, izindawo ezishisayo zizoba yiqhwa futhi izindawo ezibandayo zingaba yiqhwa ngokuhamba kwesikhathi, nakuba ngokuhamba kwesikhathi sakha iplanethi eshisayo ngokuphelele.
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