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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Avoided deforestation

Avoided deforestation

It is the reduction in deforestation rate of an area, so that the resulting deforestation rate is lower than in a non-intervention scenario to decrease the forest conversion process.

Designated National Authority

Designated National Authority

Clean Development Mechanism (CDM) projects require domestic monitoring by parties representing the government of the countries involved in the project. Such authority, known as Designated National Authority (DNA), is invested with great responsibility to approve...

Permanence

Permanence

Time at which carbon stored by sequestration remains in a carbon pool without being rereleased. Only permanent carbon pools are acceptable for climate policy purposes.