Greenhouse gases (GHG)

Gaseous constituents of the atmosphere, from natural or anthropic sources, that absorb and re-emit infrared radiation. The UNFCCC and Kyoto Protocol count for carbon dioxide (CO₂), methane (CH₄), nitrous oxide (N₂O), and sulfur hexafluoride (SF₆), accompanied by two families of gases – hydrofluorocarbons (HFCs), perfluorocarbons (PFCs) .

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CO2 equivalent (CO2e)

It is a metric measure used to compare emissions of various greenhouse gases based on the global warming potential of each one of them, defined in decision 2/COP 3 or as subsequently revised in accordance with Article 5. Carbon dioxide equivalent is the result of...

Designated operational entity (DOE)

These are national or international entities accredited by the Executive Board – and designated by COP/MOP, which will ratify or not the Board’s accreditation to act within the cycle of CDM projects. The responsibilities of DOEs and the manner in which the...

Greenhouse effect

It is the way that the Earth has to maintain a constant temperature conducive to life. It is a natural process that provides the necessary temperature for the establishment and sustenance of life on Earth and which is only possible through greenhouse gases. These...