Pounds of Carbon Dioxide Produced Per Million British Thermal Units of Energy When Different Fuels are Burned

  • 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

Thanks to Bert Ramsay for finding this information for me. The title of this post is a link to the reference website. 

Kill coal!