LA to flick switch on world's largest LED rollout

Tom Young, BusinessGreen , Thursday 19 February 2009 at 00:15:00 140,000 street lights to be replaced over five years, saving nearly 200,000 tonnes of CO2 The largest ever retrofit of a city's street lighting network is to get under way in Los Angeles later this year, with 140,000 existing streetlight fixtures in the city being... > > (link)