Utility says its renewable energy powered three million homes from 28 December to 4 January
Survey shows £65m was invested in 2012 as multinationals plan bases in the country
The major industry event focused on the development of renewable energy in Scotland - five conferences under one roof
State-owned utility says project at Backwater reservoir could provide a third of its electricity needs
Country's target of 100 per cent renewable electricity by 2020 may be "too great a burden for Scottish consumers alone"
Norwegian renewable energy developer expects Berry Burn development to be completed in early 2014
Industry hails record investment levels as new figures show 15 per cent of infrastructure spending comes from green energy sector
Edinburgh-based Bank makes first official low carbon investments in anaerobic digestion and energy efficiency
Trade association accuses country's Conservative party leader of damaging investor confidence
Inquiry finds 100 per cent renewable electricity by 2020 is feasible