Supermarket's ozone-friendly refrigerators to reduce carbon footprint by 20 per cent
Claims over better recycling rates than competitors were adjusted for growth in sales
More than 20 firms, including suppliers to UK supermarkets, facing legal action over deforestation
Supermarket giant steps up green push with plans for new " zero-carbon" store
All stores in London, Liverpool, Manchester and Birmingham have stopped sending waste to landfill
Pilot scheme in two stores intended to gather information on where customers feel packaging improvements can be made
Company kicks off biofuel initiative in Scotland, vowing to stop sending all UK food waste to landfill by the summer
From greener freezers to skylights in the roof, supermarket giant unveils energy efficient store which it hopes will provide blueprint for all future developments
From a million Prius to Boris' special take on saving the environment, we cast our eye over the green businesses events of the second quarter
Major survey finds demand for affordable green products is outstripping supply