Lee ebe Nkwekọrịta Kyoto si

== Ọnụ ego e mere atụmatụ ==
Barker et al. (2007, p. 79) nyochara akwụkwọ ahụ ''na'' atụmatụ ọnụahịa maka Kyoto Protocol.<ref>{{Cite book|year=2007|chapter=Mitigation costs across sectors and macro-economic costs|title=Technical summary|series=Climate Change 2007: Mitigation. Contribution of Working Group III to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change|editor=Metz|publisher=Print version: Cambridge University Press, Cambridge, United Kingdom and New York, US. This version: IPCC website|isbn=978-0-521-88011-4|author=Barker|first=T.|url=http://www.ipcc.ch/publications_and_data/ar4/wg3/en/tssts-ts-11-2-mitigation-costs.html|accessdate=16 April 2011}}</ref>  N'ihi na US anaghị etinye aka na nkwekọrịta Kyoto, a chọpụtara na atụmatụ ọnụahịa dị ala karịa ndị e mere atụmatụ na IPCC Third Assessment Report gara aga.  Na-enweghị ntinye aka US, yana iji usoro mgbanwe nke Kyoto mee ihe n'ụzọ zuru oke, a na-eme atụmatụ na ọnụahịa na-erughị 0.05% nke Annex B GDP.  Nke a ma e jiri ya tụnyere atụmatụ mbụ nke 0.1 São 1.1%.  Na-enweghị iji usoro ndị na-agbanwe agbanwe, a na-eme atụmatụ na ọnụahịa na-enweghị ntinye aka US na-erughị 0.1%. Nke a ma e jiri ya tụnyere atụmatụ mbụ nke 0.2X2%. A na-ele atụmatụ ọnụahịa ndị a anya dị ka ndị dabeere na ọtụtụ ihe akaebe na nkwekọrịta dị elu na akwụkwọ.