Wales' power consumption also closes in on 50 per cent renewables as it continues to ramp up clean energy capacity
Consortium led by Swansea University secures government funding to support next phase of 'active building' clean energy R&D project
57MW Brechfa Forest West wind farm will provide enough green electricity to power 38,000 Welsh homes
Marine Power Systems hails successful deployment of its first wave energy device as new phase of sea-based testing begins
Having turned down state funding for Swansea Bay project, can the UK still become a world leader in tidal energy technology?
Swedish energy firm begins commercial operation of battery storage system co-located at Wales' largest onshore wind farm
Help-to-Buy mortgages in Wales will be assessed against property's energy efficiency rating, with buyers of better-insulated homes able to borrow more money
BEIS select committee announces investigation of obstacles and delays behind a long-awaited final decision on the Swansea Bay Tidal Lagoon project
Agencies sign Memorandum of Understanding as they seek to accelerate development of regions' nascent marine energy industry
Swedish utility plans major SEK1bn investment in large scale solar generation over next two years