Highway traffic lights at night - long exposure

The BBC reports that British authorities are studying whether or not lighting along major roadways should be dimmed or even turned off to save the government money and curb carbon emissions.

According to the report, The Highways Agency is investigating lowering lighting levels at night, but only when traffic levels are "very low" to ensure safety is maintained. The study, to be carried out in 2012 and 2013, will include consulting the UK's Institution of Lighting Professionals while still vowing to stay in accord with "internationally agreed standards."

At this time, there are no public estimates on how much the UK could save on power and lighting maintenance by turning the lights down, or what sort of carbon footprint reduction could be expected. However, we imagine that if the initiative moves forward, British authorities will be keen to point out the savings. Now, about dimming costly light flashing on all those speed cameras...