1. Based on FAOSTAT, 2006 http://faostat.fao.org/faostat/collections?subset=agriculture accessed on 21/06/2006
2. European Parliament, Europe’s Deficit in Compound Feedingstuffs and Agenda 2000, Agriculture, Forestry and Rural Development Series, Working Document, AGRI- 110, 1999. Cited in J. Turner, Factory Farming and the Environment, CIWF, 1999
3. Based on P.W. Gerbens-Leenes et al., ‘A Method to Determine Land Requirements Relating to Food Consumption Patterns’, Agriculture, Ecosystems and Environment, 2002; 90:47-58. and Testing a complete diet model for estimating the land resource requirements of food consumption and agricultural carrying capacity: The New York State example Christian J.Peters, Jennifer L. Wilkins, and Gary W. Fick, 2007, Published in Renewable Agriculture and Food Systems: 22(2); 145-153.
4. Rice and soybean yields per acre are the EU average yields for 2005 taken from the FAOSTAT database http://faostat.fao.org/faostat/collecti ons?subset=agriculture on 21 June 2006. Yields of the other foods shown are from P.W. Gerbens-Leenes et al., ‘A Method to Determine Land Requirements Relating to Food Consumption Patterns’, Agriculture, Ecosystems and Environment, 2002; 90:47-58 Protein contents of foods are taken from McCance and Widdowson’s The Composition of Foods (Sixth Summary Edition), Food Standards Agency, 2002.
5. IFPRI, ‘How Large a Threat is Soil Degradation?’ 2020 Newsletter, March 1999
6. United Nations Environment Programme (UNEP), GEO: Global Environment Outlook 3 Press Release www.grida.no/geo/press.htm
7. Food and Agriculture Organization of the United Nations, Livestock's Long Shadow, FAO Rome 2006, page 16.
8. Goodland & D. Pimentel, ‘Sustainability and Integrity in the Agriculture Sector,’ Ecological Integrity: Integrating Environment, Conservation and Health, D. Pimentel, L. Westra, R. F. Noss (eds), Island Press, 2000
9. Food and Agriculture Organization of the United Nations, Livestock's Long Shadow, FAO Rome 2006, page 188
10. WRI, Biodiversity and protected areas www.wri.org/wri/biodiv/b02-gbs.html (accessed 15/05/03)
11. IUCN, Red List of Threatened Species, www.redlist.org/info/tables/table1.html (accessed 15/05/03)
12. IUCN, Background to the IUCN Red List of Threatened Species www.iucn.org/themes/ssc/redlist200 2/rl_background.htm (accessed 14/05/03)
13. http://www.fao.org/ag/magazine/0612sp1.htm
14. C. de Haan, H. Steinfeld & H. Blackburn, 1998, op cit
15. UNEP, GEO: Global Environment Outlook 3 www.unep.org/GEO/geo3/english/220.htm (accessed 15/05/03)
16. Food and Agriculture Organization of the United Nations, Livestock's Long Shadow, FAO Rome 2006, page 182.
17. Water for People, Water for Life, Executive Summary, The UN Water Development Report, World Water Assessment Programme, 2003
18. D. Renault and W.W. Wallender, Agricultural water Management, Nutritional Water Productivity and Diets, Volume 45, Number 3, August 2000 , pp. 275-296(22)
19. Food and Agriculture Organization of the United Nations, Livestock's Long Shadow, FAO Rome 2006, page xxii
20. The Soil Association www.soilassociation.org
21. Whale & Dolphin Conservation Society, Introduction to Fisheries, www.wdcs.org (accessed 12/05/03)
22. Naylor, Goldburg, Primavera, Kautsky, Beveridge, Clay, Folkes, Lubchenco, Mooney, & Troell, ‘Effect of aquaculture on world fish supplies,’ Nature 405, 1017-1024 (2000)
23. P. Lymbery, ‘In Too Deep – The Welfare of Intensively Farmed Fish,’ CIWF Trust, 2002.
24. National Aeronautics and Space Administration (NASA) study published in the February 2005 issue of the journal Geophysical Research Letters
25. NASA Goddard Space Flight Centre Report 2005 by Krishna Ramanujan
26. Food and Agriculture Organization of the United Nations, Livestock's Long Shadow, FAO Rome, 2006, page xxi
27. de Haan, Steinfeld & Blackburn, ‘Livestock and the Environment: Finding a Balance’ FAO, USAID, World Bank, 1998
28. Gidon Eshel and Pamela Martin in New Scientist 17 December 2005, page 19