International Union of Food, Agricultural, Hotel Restaurant, Catering, Tobacco and Allied Workers Associations (IUF) http://www.iuf.org/en/

International Confederation of Free Trade Unions http://www.icftu.org/focus.asp?Issue=ohse&Language=EN

UK Trade Union Sustainable Development Advisory Committee http://www.defra.gov.uk/environment/tusdac/

Farmers Link http://www.farmerslink.org.uk/sff.htm