Dimming the lights can boost creativity levels, according to recent research.
Large companies in the UK will face regular checks on the energy efficiency of their lighting, under new proposals published by the Department of Energy and Climate Change.
Energy company E.On is facing a £3 million bill after admitting that thousands of compact fluorescent lamps that it was supposed to send out for free to UK households were actually sold in Ireland, while others may never have been distributed at all.
From this week, shops, offices and public sector buildings in France will have to turn off unnecessary lighting at night – by law.
An energy-saving project being trialled at Barts Health hospitals is predicted to save the NHS £400,000 over the next year, without spending a penny.