Waitrose and Lidl top list of eco-friendly supermarkets

Study by Which? looked at greenhouse gas emissions as well as plastic waste and food waste

Waitrose and Lidl are the most sustainable supermarkets, according to a Which?'s eco-friendly grocer ranking.

Iceland finished last, according to the research, which tracked supermarket policies on: plastic waste and food waste, which shoppers have reported are the biggest issues for them; and greenhouse gas emissions, which most experts say poses the greatest environmental threat.