Carbon Footprint

From ecopedia

Carbon Footprint This is a measure of the amount of greenhouse gases produced by human activities expressed in units of carbon dioxide. The measurement includes direct emissions of Co2 from the burning of fossil fuels through transportation and energy consumption and indirect co2 emissions from the manufacture and breakdown of a whole range of products. It can be used as a means of quantifying an individuals contribution to global warming. To calculate yours go to carbonfootprint.com