The need for global comparability has led to the recent standardization of ecological footprint methods. The use of global averages and necessary methodological assumptions has questioned the ability of the ecological footprint to represent local or national specific concerns. This paper...

Carbon dioxide (CO2) accounting is important to global ecological footprint analysis. However methane (CH4), with a global warming potential (GWP) 25 times that of CO2, should not be neglected as an environmental indicator for informed environmental management. While this is a significant...