• www.biogas-info.co.uk
• www.wrap.org.uk/recycling_industry/information_by_material/organics/anaerobic_digestion.html
• www.environment-agency.gov.uk/business/topics/permitting/32334.aspx
• www.r-e-a.net
• www.nnfcc.co.uk
• www.defra.gov.uk
• www.decc.gov.uk
• www.carbontrust.co.uk

Companies offering consultancy services under the WRAP support programme for anaerobic digestion plant operators

• www.recogen.com
• www.organics-recycling.org.uk