1. Climate, Energy and Tenure Division; Food and Agriculture Organization of the United Nations; Via Terme di Caracalla Rome 00153 Italy
2. School of Geographical Sciences; University of Bristol; University Road Bristol BS8 1SS UK
3. European Commission Joint Research Center; Ispra VA 28100 Italy
4. Statistics Division; Food and Agriculture Organization of the United Nations; Via Terme di Caracalla Rome 00153 Italy
5. Forest Management Division; Food and Agriculture Organization of the United Nations; Via Terme di Caracalla Rome 00153 Italy
6. IPCC Task Force on National GHG Inventories; IGES; 2108-11 Kamiyamaguchi Hayama Kanagawa Japan
7. Institute of Biological and Environmental Sciences; School of Biological Sciences; University of Aberdeen; 23 St Machar Drive Room G45 Aberdeen AB24 3UU UK