From warring politicians to sustainability pioneers, we run down the key green lessons from the past year
"I will not stand by and watch the wrong decisions being made on energy policy"
With exploratory drilling about to restart, clear differences are apparent between the Tory chancellor and the Lib Dem energy secretary over Britain's shale gas reserves
'Turquoise Tories' urge Cameron to re-state support for green economy, as Prime Minister prepares to go before Liaison Committee
Energy secretary admits lack of decarbonisation target is a blow, but insists deal will not hit Treasury - or household bills
Conservative MP filmed apparently saying he 'rather likes windmills'
New Greenpeace video footage reveals anti-wind farm MP appeared to mislead interviewer over bird impact research
Tensions grow as George Osborne's father-in-law claims chancellor is behind campaign to dilute environment pledges
Industry expresses 'huge anger' at latest attempt by Energy Minister to effectively cap new wind farm developments
As today’s Greenpeace investigation proves, Cameron needs to stand up to the climate sceptic fringe and stop his own MPs betraying his electoral hopes