The gaps are huge and there has not been a significant development since 1990 .
(United States has actually reduced its emissions pr capita but is still one of the countries with the highest CO2 emission)
The CO2 emissions pr capita is 37 times higher in high income countries compared to the group of low income countries.
A person in Malawi “CO2-pollutes” 164 times less than a person in United States.
On the global scale China has a bigger CO2-emission in total than United States, but pr capita it is lower (7.6 metric tons) compared to the 16.4 metric tons in United States. (2013).