Editor’s note
The following abstract describes a publication that is only available as a downloadable PDF.

CoverDeveloped by Montana State University Extension and the University of Wyoming
Adapted with permission

This guide is one in the Exploring Energy Efficiency and Alternatives (E3A): Understanding Energy series. This one describes greenhouse gases (GHGs) and how carbon is related to energy. It also discusses how to determine the extent of your contribution to GHG emissions by calculating your carbon impact, or carbon footprint.


  • Carbon dioxide emissions from fossil fuels
  • Carbon footprint
  • Carbon’s relation to energy
  • Fossil fuels
  • Greenhouse gases (GHGs)


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