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Global Warming
Fossil Fuels
Natural Gas

How many tons of CO2 emissions per therm of natural gas?


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September 29, 2009 2:08PM

According to U.S. EPA, Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2004,

1 therm of natural gas burnt produces 11.7 lbs. of carbon dioxide emissions.

Therefore, the Carbon Coefficient for natural gas is:

117 pounds of CO2 per million BTU, or 0.12 pounds per cubic foot of gas.