Lots of great coverage of the Cambridge University research.
The Daily Mail
High street stores blowing 1bn year heating - don't shut doors
The Telegraph
Shops slammed for leaving doors open
ITV Anglia News
Money and energy wasted
http://www.itv.com/anglia/money-and-energy-wasted63081/
Sky News
How shutting up shop can save millions
http://news.sky.com/skynews/Article/201011415825949
Business Green
Shut doors warns Cambridge University
http://www.businessgreen.com/bg/news/1900224/shut-door-warns-cambridge-university
Recycle.co.uk
High street retailers wasting energy with open door policy
http://www.recycle.co.uk/news/2727000.html
Energy Efficiency News
Closing the door on energy wasting
http://www.energyefficiencynews.com/i/3589/
Euroinvestor
Close the door campaign....
http://www.euroinvestor.co.uk/news/story.aspx?id=11440296&bw=20101123005321
Yahoo Finance
Close the door campaign...
http://finance.yahoo.com/news/Close-the-Door-Campaign-New-bw-1072579049.html?x=0&.v=1
GreenWise
Shop owners can cut energy consumption by half by closing doors
LowCarbonEconomy
Open shop doors waste 10 tonnes of carbon emissions