Rashin carbon

Rashin iskar carbon wani ra'ayi ne don tantance karuwar hayaki a cikin ƙasa ɗaya sakamakon rage hayaki ta ƙasa ta biyu tare da ƙa'idodin rage sauyin yanayi. Rashin carbon wani nau'i ne na tasirin zubar da ruwa. Sakamakon zubar da ruwa na iya zama mai kyau ko mara kyau;  misali, manufofin Rage fitarwa na iya haifar da ci gaban fasaha wanda ke taimakawa raguwa a waje da yankin manufofi. An bayyana kwararar carbon a matsayin "karin hayaki na CO2 a waje da ƙasashe da ke ɗaukar matakin ragewa na cikin gida wanda aka raba ta hanyar rage hayaki na waɗannan ƙasashe. "  An bayyana shi a matsayin kashi, kuma yana iya zama mafi girma ko ƙasa da 100%. Babu wata yarjejeniya game da girman tasirin leakage na dogon lokaci.

Rashin carbon na iya faruwa ne saboda dalilai da yawa: Idan manufofin fitar da hayaki na ƙasa ya kara farashin gida, to wata ƙasa da ke da manufofin da suka fi sauƙi na iya samun fa'idar kasuwanci. Idan bukatar wadannan kayayyaki ta kasance iri daya, samarwa na iya motsawa zuwa kasashen waje zuwa ƙasa mai rahusa tare da ƙananan ma'auni, kuma ba za a rage hayaki na duniya ba.

Idan manufofin muhalli a cikin ƙasa ɗaya sun ƙara ƙima ga wasu man fetur ko kayayyaki, to buƙatar na iya raguwa kuma farashin su na iya faduwa. Kasashen da ba su sanya farashi a kan waɗannan abubuwa na iya ɗaukar buƙata kuma su yi amfani da wadata iri ɗaya, suna ƙin duk wani fa'ida.

 Coal, mai da sauran fasahohi 
Za'a iya fassara batun leakage na carbon daga hangen nesa na dogaro da al'umma akan kwal, mai, da kuma madadin (ƙananan gurɓataccen) fasahar, misali, biomass. Wannan ya dogara ne akan ka'idar albarkatun da ba za a iya sabuntawa ba.Goldemberg, J.; et al. (1996). J.P. Bruce.; et al. (eds.). Introduction: scope of the assessment. In: Climate Change 1995: Economic and Social Dimensions of Climate Change. Contribution of Working Group III to the Second Assessment Report of the Intergovernmental Panel on Climate Change (PDF). This version: Printed by Cambridge University Press, Cambridge, U.K., and New York, N.Y., U.S.A.. PDF version: IPCC website. pp. 27–28. ISBN 978-0-521-56854-8. Rashin yiwuwar fitarwa daga kwal, mai da iskar gas yana iyakance ta hanyar samar da waɗannan albarkatun da ba za a iya sabuntawa ba. Ga kusanci na farko, an daidaita jimlar hayaki daga mai da iskar gas, [bayyanawa da ake buƙata] kuma jimlar nauyin carbon a cikin yanayi an ƙaddara shi da farko ta hanyar amfani da kwal. 

Manufar da ke sanya harajin carbon kawai a cikin kasashe masu tasowa na iya haifar da zubar da hayaki zuwa kasashe masu ci gaba. Koyaya, ɓarkewar da ba ta da kyau (watau, ɓarkar da ke da tasirin rage hayaki) na iya faruwa saboda raguwar buƙata da farashi don mai da gas. Ɗaya daga cikin mummunan tasirin leakage na carbon shine lalata kokarin rage fitar da hayaki na duniya. Lokacin da masana'antu suka koma kasashe masu ƙarancin fitarwa, zai iya haifar da karuwar fitar da iskar gas a cikin waɗannan ƙasashe.

Wannan na iya haifar da kasashe masu arziki da ke amfani da ƙaramin kwal da ƙarin man fetur da iskar gas, don haka rage hayakin su.Goldemberg, J.; et al. (1996). J.P. Bruce.; et al. (eds.). Introduction: scope of the assessment. In: Climate Change 1995: Economic and Social Dimensions of Climate Change. Contribution of Working Group III to the Second Assessment Report of the Intergovernmental Panel on Climate Change (PDF). This version: Printed by Cambridge University Press, Cambridge, U.K., and New York, N.Y., U.S.A.. PDF version: IPCC website. pp. 27–28. ISBN 978-0-521-56854-8. Duk da yake wannan yana da fa'ida ta ɗan gajeren lokaci, yana rage inshora da aka bayar ta hanyar iyakance amfani da mai da gas. Inshora yana adawa da yiwuwar jinkirta isowar fasahar baya. Idan isowar wasu fasahohi ya jinkirta, maye gurbin kwal da man fetur da iskar gas bazai da fa'ida ta dogon lokaci ba. Idan madadin fasahar ta zo da wuri, to batun maye gurbin ya zama mara muhimmanci. Dangane da manufofin yanayi, batun maye gurbin yana nufin cewa ana buƙatar yin la'akari da ɓarkewar dogon lokaci, kuma ba kawai ɓarkewa na ɗan gajeren lokaci ba. Ta hanyar la'akari da yiwuwar jinkiri a cikin wasu fasahohi da kuma tasirin maye gurbin, masu tsara manufofi na iya haɓaka dabarun da ke rage ɓarkewa da inganta rage yawan hayaki. Hakanan za'a iya rage ɓarkewar idan ƙasashe masu damuwa da yanayi "sayi kwal", watau, haƙƙin cire man fetur, a wasu ƙasashe.

 Shirye-shiryen yanzu 
Kimanin ƙididdigar ƙididdigal don aiki a ƙarƙashin Yarjejeniyar Kyoto ya kasance daga 5 zuwa 20% sakamakon asarar gasa ta farashi, amma ana kallon waɗannan ƙididdigat a matsayin marasa tabbas.[1] Ga masana'antu masu amfani da makamashi, ana kallon tasirin tasirin ayyukan Annex I ta hanyar ci gaban fasaha kamar yadda zai yiwu ya kasance mai mahimmanci. Wannan sakamako mai fa'ida, duk da haka, ba a ƙididdige shi da aminci ba. A kan shaidar da suka kimanta, Barker et al. (2007) sun kammala cewa asarar gasa na ayyukan ragewa na yanzu, misali, EU ETS, ba su da mahimmanci.

Tarayyar Turai ta ba da takaddun shaida na EU ETS kyauta (bayyanar EU) ga bangarorin da ke da babban haɗarin ɓarkewar carbon, misali, aluminum. Yana amfani da Carbon Leakage Indicator (CLI) don ƙayyade bangarorin da ke cikin haɗarin leakage na carbon, tare da tsari.

Babban darajar da aka kara.

Shirye-shiryen fitar da hayaki na Arewacin Amurka na baya-bayan nan kamar su Regional Greenhouse Gas Initiative da Western Climate Initiative suna kallon hanyoyin auna da daidaita farashin makamashi 'ya shigowa' da ke shiga yankin kasuwancin su 

 Dubi kuma 

 Tsarin gyaran iyakar carbon
 Saurin carbon
 Canjin carbon
 Harajin carbon
 Rashin fitarwa da aka saka
 Kasuwancin fitarwa
 Tasirin canjin amfani da ƙasa na kai tsaye na biofuels
 Rashin ruwa (tattalin arziki) 

 Manazarta 

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