http://www.guardian.co.uk/environment/2008/oct/22/1
It's a travesty on human privacy,a guilt complex will be issued:
Essential surveillance kit for the new green police: the Energy Saving Partnership has taken out a patent on Heatseekers, thermo-imaging vehicles which, at full potential, have the capacity to identify 1,000 properties an hour, or 5,000 properties a night, that are leaking carbon. "Once the property has been scanned, a dedicated team of energy advisers will visit householders to show them the thermal image scan of their homes," says Inspector Knock-on-the-Door. That'll go down well after midnight.