Retailer to sell De Vallois Champagne in 830g bottles designed to reduce glass waste and carbon emissions
But WRAP report shows retailers such as Marks & Spencer and Kraft Foods ahead of schedule to reduce packaging and household waste
Retailer 'on track' for cumulative savings of £800m by 2020
New figures show dramatic improvement in level of food waste, but households are still throwing out £12bn a year of usable food
Iconic lingerie company turns up the heat with sustainability campaign
Marks and Spencer funds huge Archimedes Screw at Mapledurham Estate to supply power for its stores
Courtaulds Textiles' Derbyshire plant is first in UK to receive Marks and Spencer's eco-model status following £2m renovation
Retailer unveils 20 green targets to be achieved by the end of the decade
Sainsbury's and Unilever endorse report calling on firms to lead development of greener consumer goods
Cod, haddock and other fish traditionally eaten in the UK are on the decline, but warm-water fish are thriving, study claims