| % | percent |
| a | acre |
| AHTEG | Ad Hoc Technical Expert Group on Forest Biological Diversity |
| AOSIS | Alliance of Small Island States |
| ARD | afforestation, reforestation, deforestation |
| C | carbon |
| C&I | Criteria and Indicators |
| CBD | Convention on Biological Diversity |
| CDM | Clean Development Mechanism |
| CIFOR | Centre for International Forestry Research |
| CMSF | Controlled Managed Secondary Forest |
| CO2 | carbon dioxide |
| COFO | Committee on Forestry |
| COP | Conference of the Parties |
| CP | Conference Paper |
| CPF | Collaborative Partnership on Forests |
| CSCE | Commission on Security and Cooperation in Europe |
| dbh | diameter at breast height |
| DG | Directorate General |
| ECE | Economic Commission for Europe |
| EFTA | European Free Trade Association |
| EU | European Union |
| FAO | Food and Agriculture Organization of the United Nations |
| FMU | Forest Management Unit |
| FRA | Forest Resources Assessment |
| GEZ | global ecological zone/zoning |
| GIS | geographical information system |
| GPG | Good Practice Guidance |
| h | height |
| ha | hectare |
| IFF | Intergovernmental Forum on Forests |
| ILO | International Labour Organization |
| IPCC | Intergovernmental Panel on Climate Change |
| IPF | Intergovernmental Panel on Forests |
| ITTA | International Timber Trade Agreement |
| ITTC | International Tropical Timber Council |
| ITTO | International Tropical Timber Organization |
| IUCN | World Conservation Union |
| IUFRO | International Union of Forestry Research Organizations |
| km2 | square kilometres |
| KP | Kyoto Protocol |
| LFC | Low Forest Cover |
| LFCC | Low Forest Cover Countries |
| LCCS | Land Cover Classification System |
| LULUCF | Land Use, Land Use Change and Forestry |
| m | metre |
| MA | Marrakesh Accord |
| NTFP | non-timber forest products |
| NWFP | non-wood forest products |
| SADC | Southern African Development Community |
| SBSTA | Subsidiary Body for Scientific and Technical Advice |
| SBSTTA | Subsidiary Body for Scientific, Technical and Technological Advice |
| SFM | sustainable forest management |
| TBFRA | Temperate and Boreal Forest Resources Assessment |
| ToF | Trees outside forests |
| ToR | Terms of reference |
| UMSF | Uncontrolled Managed Secondary Forest |
| US | United States |
| UN | United Nations |
| UNCCD | United Nations Convention of Combating Desertification |
| UNCED | United Nations Conference on Environment and Development |
| UN-ECE | United Nations Economic Commission for Europe |
| UNEP | United Nations Environment Programme |
| UNESCO | United Nations Educational, Scientific, and Cultural Organization |
| UNFCCC | United Nations Framework Convention for Climate Change |
| UNFF | United Nations Forum on Forests |
| USDA | United States Department of Agriculture |
| USFS | United States Forest Service |
| WB | World Bank |
| WCMC | World Conservation Monitoring Centre |
| WFC | World Forestry Congress |
| WWF | World Wide Fund for Nature |
