Details of grants and discount schemes for lofts and cavity wall insulations and all other aspects of energy efficiency can be found at the Devon Energy Efficiency Advice Centre¹

http://en.wikipedia.org/wiki/Bioconversion_of_biomass_to_mixed_alcohol_fuels

http://oldweb.northampton.ac.uk/aps/env/Wasteresource/1997/Mar97/97mar38.htm

Assessment of Methane Management and Recovery Options for Livestock Manures and Slurries.  2005. Sustainable Agriculture Strategy Division, Department for Environment Food and Rural Affairs.  Available as pdf. www.defra.com/

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