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. 2022 Mar 21;12(1):16. doi: 10.1186/s13705-022-00342-8

Table 1.

Correlations of decarbonisation indicators—Pearson’s correlation coefficient

	CO₂ per capita	CO₂ emission	Year-to-year CO₂	Cumulative CO₂	Consumption CO₂	Share of CO₂	Cement CO₂	Coal CO₂	Flaring CO₂	Gas CO₂	Oil CO₂	Other CO₂
CO₂ per capita	1	0.530^**	− 0.129^*	0.491^**	0.265^**	0.528^**	0.521^**	0.546^**	0.401^**	0.505^**	0.521^**	0.428^**
CO₂ emission	0.530^**	1	− 0.211^**	0.958^**	0.993^**	0.981^**	0.979^**	0.987^**	0.926^**	0.989^**	0.975^**	0.972^**
Year-to-year CO₂	− 0.129^*	− 0.211^**	1	− 0.137^*	− 0.521^**	− 0.280^**	− 0.176^**	− 0.223^**	− 0.046	− 0.185^**	− 0.238^**	− 0.259^**
Cumulative CO₂	0.491^**	0.958^**	− 0.137^*	1	0.917^**	0.896^**	0.942^**	0.940^**	0.953^**	0.979^**	0.881^**	0.871^**
Consumption CO₂	0.265^**	0.993^**	− 0.521^**	0.917^**	1	0.966^**	0.954^**	0.987^**	0.712^**	0.978^**	0.893^**	0.984^**
Share of CO₂	0.528^**	0.981^**	− 0.280^**	0.896^**	0.966^**	1	0.942^**	0.981^**	0.843^**	0.952^**	0.980^**	0.978^**
Cement CO₂	0.521^**	0.979^**	− 0.176^**	0.942^**	0.954^**	0.942^**	1	0.959^**	0.948^**	0.969^**	0.956^**	0.959^**
Coal CO₂	0.546^**	0.987^**	− 0.223^**	0.940^**	0.987^**	0.981^**	0.959^**	1	0.877^**	0.963^**	0.959^**	0.967^**
Flaring CO₂	0.401^**	0.926^**	− 0.046	0.953^**	0.712^**	0.843^**	0.948^**	0.877^**	1	0.956^**	0.861^**	0.856^**
Gas CO₂	0.505^**	0.989^**	− 0.185^**	0.979^**	0.978^**	0.952^**	0.969^**	0.963^**	0.956^**	1	0.938^**	0.929^**
Oil CO₂	0.521^**	0.975^**	− 0.238^**	0.881^**	0.893^**	0.980^**	0.956^**	0.959^**	0.861^**	0.938^**	1	0.991^**
Other CO₂	0.428^**	0.972^**	− 0.259^**	0.871^**	0.984^**	0.978^**	0.959^**	0.967^**	0.856^**	0.929^**	0.991^**	1

^**Correlation is significant at the 0.01 level (2-tailed)

^*Correlation is significant at the 0.05 level (2-tailed)