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EIA - Comparison of Fuel CO2 production


Date: June 2014

Source: United States Energy Information Administration

From the Page:

Different fuels emit different amounts of carbon dioxide (CO2) in relation to the energy they produce. To compare emissions across fuels, you should compare the amount of CO2 emitted per unit of energy output or heat content.

Pounds of CO2 emitted per million Btu of energy for various fuels:

Coal (anthracite) 228.6
Coal (bituminous) 205.7
Coal (lignite) 215.4
Coal (subbituminous) 214.3
Diesel fuel & heating oil 161.3
Gasoline 157.2
Propane 139.0
Natural gas 117.0

Other environmental Q&A's are linked to the page as well.