AR4 |
Fourth Assessment Report of the Intergovernmental Panel on Climate Change |
AR5 |
Fifth Assessment Report of the Intergovernmental Panel on Climate Change |
BAU |
business-as-usual |
CO2 |
carbon dioxide, a greenhouse gas |
CO2-e |
carbon dioxide equivalent |
CDM |
Clean Development Mechanism of the Kyoto Protocol |
EU |
European Union |
GDP |
gross domestic product |
IPCC |
Intergovernmental Panel on Climate Change |
ppm |
parts per million |
REDD+ |
Reducing emissions from deforestation and forest degradation in developing countries |
UNEP |
United Nations Environment Programme |
UNFCCC |
United Nations Framework Convention on Climate Change |
WRI |
World Resources Institute |