And US per capita CO2 emission is 2 times that of China
So,
> China produces twice the amount of CO2 as the U.S. does
1,415,045,928 / 2 = 707,522,964
And
707,522,964 > 326,766,748
People in the US, please save some energy will you?
China produces 10,641,789 US Produces 5,172,336
To make it more clear, I am not factoring the number of people in said countries. I thought that was apparent from my comment, since that was the distinguishing factor in the first comment.