Organisers unveil sustainability strategy, including plans for a low-carbon Olympic flame
Philips is to buy US lighting firm Genlyte in a $2.7bn deal designed to accelerate its push into energy efficient lighting
Carbon Trust study finds that micro combined heat and power systems can deliver carbon savings if used in properties with consistent heating requirements
Software company argues its green office has delivered plenty of benefits, one of which is healthier staff
MPs and Lords considering plans for wind turbine and tidal power at the Palace of Westminster
New 15-storey building expected to attain "excellent" BREEAM rating for sustainability
Electronics giant announces it is to launch a new service to cut customers' energy use and push its low energy air conditioners
National Grid downplays winter energy shortfall fears as energy prices soar
European survey shows most companies happy to pay extra for sustainable real estate
New guide advises firms to open blinds and clean windows in order to cut lighting bills