Scotland's First Minister seeks assurances Westminster will not alter support without agreement from Scottish government ministers
Prime Minister is expected to play a leading role at the UN Climate Summit in Paris, but green legacy rests on his ability to navigate a series of diplomatic tests
But packaging industry opposes plans for refundable cash deposit for bottles and cans, calling for voluntary measures instead
Campaigners say homes and businesses could benefit after solar systems produced surplus energy during April
Centre aims to help businesses and homes in Outer Hebrides realise economic and environmental benefits of wind and solar power
New joint venture reveals plans for national fuel poverty drive
Nicola Sturgeon's party says it would use any post-election influence at Westminster to push for increased ambition on climate change
From airport expanion to zero emission vehicles, BusinessGreen outlines the parties' main policies on protecting the environment
E-Car Club makes 10 Renault cars and vans available to residents, businesses and visitors
Neart na Goithe wind farm will feature a streamlined transmission system and a Boom Lock installation device to cut costs