Energy usage and conservationis a key concern of the agency, activity in this area includes:working to sourcea new electricity supplier for the trunk road network (21% of the energy suppliedto the network from March 2008 will be provided from green power sources),publishing a guidancenote on Controlling Light Pollution and Reducing Lighting Energy Consumption,planning to engagea consultant to assist in a review of trunk road energy usage,being an active participantin the Rail Sustainable Steering and Development...