Minister proposes temporary carbon tax on big business in attempt to secure support from Constitutional Court
Shares in German solar companies fall as senior minister announces he is in favour of a 16 to 17 per cent cut in feed-in tariffs
Shares in leading solar firms slip as reports claim German government will cut incentives by 16 to 17 per cent
Changes to the standard address conservation of biodiversity in North America
But "it could come later" says candidate for future EU climate commissioner role
Obama administration to work closely on formal details
Frost & Sullivan says new feed-in tariffs and renewable energy markets will lead to rapid increase in region's renewable energy capacity
Government official reveals plans to impose energy efficiency targets on large firms from March
Environment Agency crackdown on firms that flout recycling and packaging rules continues with £30,000 fine
Costs to taxpayer of biofuel subsidies equivalent to $82 a barrel on top of retail prices