Gas naturally present in the atmosphere, accounting for approximately 0.036% of all of the atmospheric gases, and also emitted from the burning of fossil fuels and biomass, land use changes, and other industrial processes. It is one of the main greenhouse gases and is used as a reference to the other ones.
Leakage or escape
It corresponds to the increase of greenhouse gas emissions that occur outside the limit of the clean development mechanism (CDM) project activity and which, at the same time, is measurable and attributable to the project activity. The leakage is deducted from the...