The Times 6/12/2010:
"I support, wholeheartedly, the Close the Door campaign, which aims to get shops to keep their entrances shut in the cold weather to save energy. But what I want to know is whether, when it is colder outside your fridge than in it, you should leave the door open." Sathnam Sanghera
http://www.thetimes.co.uk/tto/life/article2833522.ece