Usosayensi owakholisa umhlaba wonke ukuthi unanzelele ingozi yokufudumala kwembulunga yonke esondelayo uthi kungaba ngcono emhlabeni kanye lezizukulwaneni ezizayo nxa umhlangano weCopenhagen ongeviki ezayo wokuguquguquka kwesimo sezulu ungabhidlika.
Engxoxweni abe nayo ne-Guardian, uJames Hansen, usosayensi wesimo sezulu ovelele emhlabeni, uthe noma yisiphi isivumelwano esingase siqhamuke ezingxoxweni sizoba namaphutha ajulile okungaba ngcono kuqalwe phansi.
โNgincamela ukuthi kungenzeki uma abantu bekwamukela lokho njengokuwumzila ofanele ngoba kuwumzila wezinhlekelele,โ kusho uHansen, ophethe iNasa Goddard Institute for Space Studies eNew York.
"Yonke le ndlela ayilungile kangangokuthi kungcono ukuphinde kubhekisiswe isimo. Uma kuzoba yinto efana ne-Kyoto lapho [abantu] bazochitha iminyaka bezama ukuthola ukuthi lokho kusho ukuthini." Ubekhuluma njengoba inqubekelaphambili esivumelwaneni sase-Copenhagen ithole umfutho namuhla, njengoba i-India iveza okuhlosiwe ukunqanda ukukhishwa kwayo kwekhabhoni. Zone izikhiqizo ezinkulu eziphumayo - i-US, i-China, i-EU kanye ne-India - manje sezethule izithembiso ezithebeni mayelana negesi ekhishwayo, nakuba udaba olusebunzimeni obulinganayo lokuxhasa amazwe asathuthuka ukubhekana nokufudumala kwembulunga lusamile.
U-Hansen, ngokuvela kaningi ngaphambi kweCongress eqala ngo-1989, wenze okungaphezu kwanoma yimuphi omunye usosayensi ukufundisa osopolitiki ngezimbangela zokufudumala kwembulunga yonke nokubafaka esenzweni ukugwema imiphumela yako eyinhlekelele kakhulu. Kodwa uphikisana kakhulu nezinhlelo zemakethe yekhabhoni - lapho kuthengwa futhi kudayiswe izimvume zokungcolisa - ezibonwa yi-EU kanye nabanye ohulumeni njengendlela esebenza kahle kakhulu yokunciphisa ukungcola nokudlulela emnothweni omusha wamandla ahlanzekile.
U-Hansen ugxeka kakhulu u-Barack Obama - ngisho no-Al Gore, owazuza umklomelo wokuthula kaNobel ngemizamo yakhe yokwenza umhlaba uthathe isinyathelo ngokushintsha kwesimo sezulu - ethi osopolitiki bahlulekile ukuhlangabezana nalokhu akubheka njengenselelo yokuziphatha yenkathi yethu.
Ngokubona kukaHansen, ukubhekana nokuguquguquka kwesimo sezulu akuvumeli indawo yokuvumelana okubusa izwe lezombusazwe ezikhethiwe. โLokhu kufana nodaba lobugqila u-Abraham Lincoln abhekana nalo noma udaba lobuNazi uWinston Churchill abhekana nalo,โ usho kanje. "Kulolo hlobo lwezindaba awukwazi ukuyekethisa. Ngeke uthi asinciphise ubugqila, sithole ukuvumelana sinciphise ngo-50% noma sinciphise ngo-40%.
Uqhube wathi: "Asinaye umholi okwaziyo ukukubamba asho ukuthi yini edingekayo ngempela. Kunalokho sizama ukuqhubeka nebhizinisi njengenjwayelo."
Uhambo lwe-Iowan olubukelwa phansi lusuka kusosayensi wesimo sezulu luya kusishoshovu lwashesha eminyakeni yokugcina yokuphatha kukaBush. U-Hansen, isikhulumi somphakathi esimanqikanqika, uthi waphoqeleka ukuba angene endaweni yomphakathi ngenxa yesomiso, izikhukhula, indlala kanye namadolobha aminze okhonjwa yisayensi.
Lobo bufakazi obuningi besayensi bufakwe ngesibonakhulu ngabagxeki besimo sezulu ngemuva kokukhishwa ku-inthanethi ngenyanga edlule kwama-imeyili antshontshiwe athunyelwe abacwaningi abahlonishwayo ophikweni locwaningo lwesimo sezulu eNyuvesi yase-East Anglia. UHansen uvumile ukuthi le ngxabano ingase iphazamise ukwethenjwa komphakathi, wabe esecela ukuthi kwenziwe uphenyo. โZonke lezo zinto abaphikisana ngazo ngedatha aziguquli nhlobo ukuhlaziya, kodwa zishiya umbono omubi kakhulu,โ kusho yena.
Udweshu lufinyelele eNgqungqutheleni namuhla, lapho amaRiphabhulikhi esola abacwaningi ngokuzibandakanya "ku-scientific fascism" futhi ecindezela umeluleki omkhulu wesayensi yokuphatha kuka-Obama, u-John Holdren, ukuthi agxeke i-imeyili. U-Holdren, usosayensi wesimo sezulu obhale enye yama-imeyili ku-UEA trove, uthe uzimisele ukugxeka noma yikuphi ukusetshenziswa kabi kwedatha ososayensi - uma kufakazelwa.
U-Hansen uqhamuke njengomkhankasi ohamba phambili omelene nemboni yamalahle, ekhiqiza isisi esingcolisa umoya kakhulu kunanoma yimuphi omunye umthombo kaphethiloli.
Usephenduke insakavukela umchilo wesidwaba emibhikishweni yasekolishi kanti ngehlobo eledlule waboshwa embhikishweni wokumba izimayini esiqongweni sezintaba eWest Virginia, lapho abize khona izinqubomgomo zikahulumeni ka-Obama ngokuthi โzingenasisekeloโ.
Ucasule izazi zemvelo ngokusekela intela yekhabhoni eqondile ekusetshenzisweni kukaphethiloli. Abanye babona lokho njengesiphazamiso ekusekeleni umhlangano kuCongress mayelana nomthetho we-cap-and-trade osetafuleni.
Uyayicasula leyo ndlela. "Lokhu kufana nemithetho yezono eyayidayiswa yibandla lamaKhatholika ngezikhathi ezimaphakathi. Ababhishobhi baqoqa imali eningi izoni zathola ukuhlengwa. Womabili la maqembu alithandile lelo lungiselelo naphezu kobuwula balo. Yilokho kanye okwenzekayo," esho. "Sinamazwe athuthukile afuna ukuqhubeka nebhizinisi elincane noma elincane njengenjwayelo bese kuthi lawa mazwe asathuthuka afuna imali futhi yilokho angakuthola ngama-offsets [athengiswa ngezimakethe zekhabhoni]."
Kuwo wonke amathemba kaHansen, ugcizelela ukuthi lisekhona ithemba. โKungenzeka ukuthi sesivele sizibophezele ekunyuseni izinga lolwandle ngemitha noma ngaphezulu esikhathini esizayo kodwa lokho akusho ukuthi uphonse ithawula.
"Ngoba uma ungadelela ungase ukhulume ngamamitha angamashumi. Ngakho-ke ngikubona kuyiphutha ukuthi abantu bathi udlule lapho kuphunywa khona ukuze kudlule isikhathi. Uma kunjalo ucabangani: ukuthi sizoyilahla iplanethi? Ufuna ukunciphisa umonakalo."
Incwadi kaJames Hansen ethi Storms of My Grandchildren ishicilelwe ngabakwaBloomsbury, ยฃ18.99
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