Ukukhishwa kwamazwe omhlaba kukhula emva kweminyaka emithathu edlule

Ukukhishwa kwe-carbon dioxide (i-CO2) yomhlaba wonke kusukela ekushiseni kwamafutha asetshenziselwa ukukhuphula ngo-2% ngo-2017 ngemuva kweminyaka emithathu edlule, ikakhulukazi ngenxa yokusetshenziswa kakhudlwana amalahle eChina, njengoba kuboniswe yiBarget Global Budget.

iBonn (eJalimane), Nov 13 (EFE) .- Ukukhishwa kwe-carbon dioxide (CO2) emhlabeni jikelele kusuka ekushiseni kwamafutha asetshenziselwa ukukhula ngo-2% ngo-2017 ngemuva kweminyaka emithathu edlule, ngenxa ngokuyisisekelo ekusetshenzisweni okukhulu kwamalahle eChina, njengoba kuboniswe iBabelomali Yomhlaba Wonke.

Lolu cwaningo, olubizwa ngeProjekthi Yesibijimali seCarbon Budget, echaza kabanzi njalo ngonyaka abangaba ngu-80 ososayensi abavela emazweni angu-15 futhi bazoshicilelwa emaphephandabeni esayense ethi Nature Climate Change, banikezwe namuhla ngabalobi bayo abakhulu kule nkomfa yesimo sezulu Bonn (COP23).

isiphetho Its main ukuthi 2017 kuzovala nge engamathani ayizigidi ezingu-37.000-carbon dioxide emkhathini phezu ukushiswa zokubasa ezimbiwa phansi, limelela ukwanda kwe-2% uma kuqhathaniswa nonyaka odlule, unomkhawulo wesiphambeko phakathi kuka-0.8% no-3%.

Uma kulowo wonke amanye amakhemikhali e-CO2 enziwe imisebenzi efana nokuhlwanyelwa kwamahlathi, 2017 izodinga amathani ayizigidi ezingu-41 ngaphezulu kwe-CO2.

Glen Peters, umqondisi weCICERO isikhungo sokucwaninga e-Oslo kanye nomunye wabalobi "Ukukhuphuka kokukhishwa kwamanzi ngo-2017 kubangelwe ukukhula kwamandla okukhishwa kweChina, okuzokhula ngo-3.5% ngemuva kweminyaka emibili zizinzile. "

Abososayensi babhekisela ngokuqondile ekusetshenzisweni kwelahle lamalahle (3% ngaphezu kuka-2016), okuhlala kungumthombo omkhulu wamandla eChina, futhi ngaphansi ukukhiqizwa kwamanzi kagesi njengezimbangela ezibangela ukukhuphuka kwemikhumbi ye-giant yase-Asia, okuyisisekelo kulo mphumela jikelele njengoba kubhekene ne-28% ama-gas.

Noma kunjalo, isibalo sokukhula kwezinguquko e-China sincipha kunokwanda kombikezelo wayo we-Gross Domestic (GDP) ka-2017 ngo-6.8%.

ukuthi amagesi aseNdiya akhula u-2%, isibalo esingaphansi kwesilinganiso sokukhuphuka kwemikhiqizo kuleli zwe eminyakeni eyishumi edlule (6%) futhi esingaphansi komlando wokukhula kwawo I-GDP, ka-6.7%.

Nokho, i-United States izokwehlisa ukukhishwa kwayo ngu-0.4% ngo-2017, kancane kancane kunezinga elilinganiselwa ku-1.2% eliye linciphisa ekugcineni okwenyuka ku-GDP ka-2.2% kulindeleke kulo nyaka.

Ekuphenduleni izintatheli, abacwaningi babonise ukuthi abazibonela ukuguqulwa kwamapayipi e-US, naphezu izinqubomgomo isisusa amalahle uMongameli Donald Trump.

Okwamanje, i-European Union (EU) kwekhabhoni izomashela kulo nyaka yi-0.2%, sibalo aphansi kwehle 2.2% isilinganiso seminyaka eyishumi edlule, lapho ukwanda kweGDP yayo kwakuyi-2.3%.

Ososayensi babala ukuthi ukukhishwa kwamanye amazwe asele, okumelela cishe ama-40% wegesi emhlabeni wonke, ukwanda cishe nge-2.3% ngo-2017.

Ngokomunye wabalobi abakhulu, uprofesa waseStanford University (California, USA), uRobert Jackson, ukwanda ukukhishwa kungenxa yokuthuthukiswa komnotho womhlaba wonke: "Sithengisa izimpahla ezingaphezulu futhi lokho, ngokwemvelo, kuletha ukukhishwa okungaphezulu, ngakho-ke ukhiye ukukhiqiza nokudla komunye indlela. "

UProfesa Corinne Le Quéré, umqondisi weTyndall Center for Research Climate Change Research eNyuvesi yaseMpumalanga Anglia (United Kingdom), wathi" lokhu kwanda ukukhishwa kwezimpawu kubonisa ukuthi isikhathi siphumelele ekwenzeni kwethu ukugcina ukufudumala kahle ngezansi kwamadigri amabili, futhi uma kunokwenzeka ngo-1.5, njengoba kushiwo kwisivumelwano Paris ".

" Lokhu kwanda emkhathini kwenzeka ngonyaka lapho sibone ngokucacile ukuthi ukuguquka kwesimo sezulu kungakwandisa kanjani umthelela weziphepho ezinezimvula ezinamandla, amazinga asemanzini aphakeme nezimo ezifudumele ezise-oceanic ezenza iziphepho ezinamandla kakhulu, "wanezela uLe Queré.

Esikhathini eside, ososayensi babonise ukuthi akunakwenzeka ukuthi ukukhishwa kwemali kubuyela kumazinga aphezulu okukhula okukhulunywa ngawo phakathi neminyaka eyishumi leminyaka yekhulu leminyaka, ngokukhuphuka kwezingu-3% ngonyaka, nokuthi "cishe, bavame ukuba uhlaliseke ".

ukhiye, ngokombono wakhe, ukuthi kwekhabhoni global ophahleni touch ngokushesha ngangokunokwenzeka, futhi emazweni ziqale kakhulu ukunciphisa amagesi ukusuka lapho ukugwema imiphumela ebi kunazo zonke yokuguquka kwesimo sezulu.

Bakhumbula nokuthi nakuba ukukhishwa kuzokwanda ngo-2% kulo nyaka, i-GDP izokhula ngo-3.6% ngokwemininingwane ye-International Monetary Fund, futhi isizukulwane esivuselelekayo sikhula ngesilinganiso saminyaka yonke esingu-14% iminyaka emihlanu.