Table 3 Change in global mean surface temperature (GMST) due to emissions of N₂O during 1851–2021, and the contributions of countries or country groupings which contributed at least 3% of the change in GMST.

Gas	Source	Country or Grouping	°C	%
N₂O	Total	GLOBAL	0.083
		NONANNEX	0.045	54.7
		ANNEXI	0.038	45.2
		OECD	0.034	40.5
		ANNEXII	0.028	33.5
		LMDC	0.023	28.2
		BASIC	0.019	23.4
		USA	0.011	13.8
		*EU27*	0.011	13.4
		EIT	0.009	11.2
		LDC	0.009	10.9
		China	0.009	10.8
		India	0.006	7.7
		Russia	0.004	4.5
		Brazil	0.003	4.1
		Australia	0.003	3.8
	Fossil	GLOBAL	0.024
		ANNEXI	0.015	63.5
		OECD	0.014	58.6
		ANNEXII	0.012	49.2
		NONANNEX	0.009	36.2
		USA	0.006	23.6
		LMDC	0.005	20.6
		EU27	0.005	20.0
		BASIC	0.004	17.7
		EIT	0.003	13.6
		China	0.002	10.2
		Russia	0.001	5.6
		India	0.001	4.6
		Germany	0.001	4.5
		Mexico	0.001	3.6
		France	0.001	3.6
		United Kingdom	0.001	3.5
	LULUC	GLOBAL	0.060
		NONANNEX	0.037	61.9
		ANNEXI	0.023	38.0
		OECD	0.020	33.4
		LMDC	0.019	31.2
		ANNEXII	0.016	27.3
		BASIC	0.015	25.7
		LDC	0.008	14.1
		China	0.007	11.0
		*EU27*	0.006	10.8
		EIT	0.006	10.2
		USA	0.006	9.9
		India	0.005	8.9
		Brazil	0.003	4.9
		Australia	0.003	4.9
		Russia	0.002	4.1
		Indonesia	0.002	3.1

Bold text is used to highlight individual countries as opposed to country groupings, while bold italicised text is used to highlight the European Union as its 27 constituent countries share common environmental, agricultural and climate policies. The Data Records⁴⁴ include all data shown, as well as the values for all countries and country groupings.

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