Answer :
I believe I answered a question similar to this one, not sure if it was yours but anyway.
Carbon footprint measures emission amount of Carbon dioxide [tex]{ CO }_{ 2 }[/tex] and Methane [tex]{ CH }_{ 4 }[/tex]
Carbon footprint measures emission amount of Carbon dioxide [tex]{ CO }_{ 2 }[/tex] and Methane [tex]{ CH }_{ 4 }[/tex]