Press release 49/2008 from 19.06.2008 | Last changed: 09.07.2013
More energy efficiency in city lighting
… about three to four billion kilowatt hours per year, equivalent to the power use of some 1.2 million households. This incurs more than two million tonnes of carbon dioxide (CO2) emissions … about three to four billion kilowatt hours per year, equivalent to the power use of some 1.2 million households. This incurs more than two million tonnes of …