UK supermarket Waitrose is to start selling organic milk in film eco-pak bags, said to use 75% less packaging than conventional polybottles.

They are being sold in partnership with Calon Wen, the Welsh farmers’ co-operative, and will include skimmed, semi-skimmed and whole milk. A one-litre pouch will cost 91p and the supermarket is also selling re-usable jugs for