For sustainability !
http://www.guardian.co.uk/environment/2012/jul/10/curry-ingredients-sustainability (http://www.guardian.co.uk/environment/2012/jul/10/curry-ingredients-sustainability)
The curry subgroup report can be found here: http://www.defra.gov.uk/publications/files/pb13798-greenfoodproject-currysubgroup.pdf (http://www.defra.gov.uk/publications/files/pb13798-greenfoodproject-currysubgroup.pdf)
Interesting, thanks!