Additionality

Criteria established by Article 12 of the Kyoto Protocol, to which the projects developed through the Clean Development Mechanism are subject.  Under this criterion, an activity must prove to result in the reduction of greenhouse gases emissions or the increase of CO2 removals in addition to what would occur in the absence of a project activity. This criterion aims to assess whether the activity provides a real, measurable, and long-term reduction for climate change mitigation.

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Carbon market

Carbon market

The carbon market has existed since before the entry into force of the Kyoto Protocol, when it was possible to observe, in the international market, a growing demand for greenhouse gas (GHG) emissions reductions, so that the ton avoided of equivalent carbon (tCO2e)...

Source

Source

Any process or activity that releases greenhouse gases, aerosols or a precursor of greenhouse gas into the atmosphere.

Entry into force

Entry into force

Intergovernmental agreements, including protocols and amendments, are not legally valid until ratified by a certain number of countries. For the UNFCCC creation, it took 50 countries; as for ratifying the Kyoto Protocol, at least 55 countries were required...