United States CO2 emissions data for 2021

Key questions

How much total CO₂ did United States emit in 2021?

United States emitted 5032.21 million tonnes of CO₂ in 2021. This represents 13.67% of the world's entire CO₂ emissions that year.

What was the CO₂ per capita of United States in 2021?

In 2021, United States emitted 14.93 tonnes of carbon dioxide per person. This is on a total population of 336997632.

Breakdown

The total CO₂ emissions of 5032.21 million tonnes emitted by United States in 2021 come from the following sources:

Source	CO₂ emissions (million tonnes)	CO₂ emissions per capita (tonnes)
Oil	2239.01	6.64
Gas	1659.23	4.92
Coal	1004.53	2.98
Cement	41.31	0.12
Flaring	63.29	0.19

See how United States compares to other countries in 2021 rankings.