US Secretary of State calls for action to protect 10 per cent of world's oceans in conservation zones
As leader of a campaign being unveiled this week, the ex-foreign secretary says exploitation of the seas has led us to a crisis point
Mary Creagh gets shadow environment post as "new generation" takes charge of opposition's green agenda
James Murray and Will Nichols discuss the implications for green businesses of Ed Miliband's election as Labour leader
New Labour leader promises to pursue green policies, even if focus groups say there are no votes in environmental issues
Ed Miliband has not had long to sort out today's leader's speech to the Labour Party Conference – here is what he should say during the green section
Friends of the Earth: "he is the greenest leader of the party to date"
Labour leadership candidate signals support for ban on unabated coal-fired power stations
Regardless of which brother becomes the next leader of the opposition, environmental issues are set to become a more prominent feature of the political landscape
Labour pledges to impose renewable energy targets on individual councils in an attempt to overcome Tory wind farm opposition
Miliband and Hughes slam Conservative leadership's failure to address Tory scepticism over need to tackle climate change
Ed Miliband accuses Conservatives of being deeply "ambivalent" over climate change and seizes upon apparent suggestion that Ken Clarke is "climate sceptic"
As Gordon Brown fires the starting pistol on what promises to be the closest election in decades, green business leaders ask whether the low carbon economy could prove a vote winner
Energy and climate change secretary argues conflicting signals from Conservatives over renewables policy is "creating uncertainty for industry"
New proposals designed to provide a boost to community-scale, council-operated renewable energy schemes
Competing amendments to energy bill propose alternative measures for phasing out non-CCS coal-fired power plants
Talks set to resume after African countries stage protest at rich nations' perceived attempt to ditch Kyoto
Osborne to announce plans for 10 per cent Whitehall emission target, new low-carbon investment bank, green ISAs and recycling incentive scheme
Countries agree to form unified front at Copenhagen Summit
As Prescott launches a blistering attack on "landowners and nimbys", Miliband announces £5 million radar research project
Question marks hang over government's CCS policy as falling energy demand prompts E.ON to shelve controversial plans for new coal-fired power plant
Shadow energy and climate change minister Greg Clark maps out Conservative's green proposals
Minister admits that other rich countries have yet to put money on the table to finance climate compensation and adaptation
Energy and climate change secretary Ed Miliband pledges to "speedily" plug funding gap for emerging clean-energy firms