Second poll in as many weeks suggests Green Party could overtake Lib Dems, fuelling demands for TV debate role
Lib Dem leaders talks up party's environmental record, insisting 'It's not green crap to us'
Liberal Democrat Energy and Climate Change secretary's promise to ban coal power after 2025 will boost renewables, trade group says
Energy and Climate Change Secretary's speech to the Liberal Democrat party conference in full
Vince Cable pledges long-term support for low-carbon economy as party votes through new flood risk measures
New pamphlet proposes new office for environmental responsibility, clearer low carbon objectives for the Treasury, and even breaking up Whitehall's most powerful department
Party reveals that membership has swelled 45 per cent this year, as it challenges the Lib Dems in the polls
Party recording best results in 25 years, as leadership slams media for failing to deliver fair levels of recognition
Labour's Barry Gardiner argues that the government's record of delivery undermines the Liberal Democrats' latest environmental pledges
Labour's Barry Gardiner says the Lib Dems' proposed Green Laws are not enough to reverse the decline in the environment the coalition has overseen