Who Contributes the Most to the CO2 Emission Production?

CO2 Emissions (As % of Total Worldwide CO2 Emissions) (%), 2014 or latest
Energy & Utility | March 22, 2018
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Excel Sheet

Based on a comparison of 172 countries in 2014, China ranked the highest in CO2 emissions as a share of total worldwide CO2 emissions with 28.5% followed by USA and India. On the other end of the scale was Liechtenstein with < 0.001%, Comoros with < 0.001% and Guinea Bissau with < 0.001%.

Data for more countries are available at CO2 Emissions (As % of Total Worldwide CO2 Emissions) indicator page.