It sounds an easy solution, but ditching Russian gas and replacing it with renewables is fraught with difficulties
Pressure from developing countries forces officials to agree to accelerate 2015 climate deal talks
Brazil, China and Saudi Arabia say they have no intention of discussing tough emission cuts at Bonn meeting
Coverage from the opening day of negotiations on a global emissions reduction deal in Bonn
Diplomats involved in creating a global emissions reduction treaty explain why it’s such a tortuous process
Europe urged to invest in renewables to avoid being held to ransom by Russia over gas flow
New study reveals 66 countries now have legislation governing climate mitigation and adaptation plans
Japan’s role as world’s biggest funder of coal since 2007 dents US-led efforts to curb finance for the fossil fuel
In Adelaide, Melbourne and Canberra, number of extremely hot days already exceed scientists’ projections for 2030
Over 100 athletes competing in Sochi this fortnight have signed a letter highlighting importance of UN’s 2015 climate change treaty
Current head of international negotiations says developing nations will need to deliver emission reduction plans by 2015
Speaking in London, Christine Lagarde says UN emissions deal and fossil fuel subsidies cut are now global priorities
Chinese government objected to scientists including carbon budget in IPCC Summary for Policymakers, documents reveal
Chicago Mayor Rahm Emanuel says energy efficiency drive will generate new jobs and boost economic productivity
Some of the planet’s richest nations meeting in Switzerland are to hear a warning that a global oil crisis could happen as early as next year
Wednesday’s top five: Clean energy boosts EU economy says report, Beijing bans heavy polluters, Australia’s water supplies at risk say scientists
Renewable energy lobby says the world can double use of wind, solar and other low carbon sources
US energy secretary Ernest Moniz promises new age of innovation in energy efficiency
Based on size of population, Britain is a world leader in greenhouse gas emissions, largely due to its historic use of coal
Doomsday Clock at ‘five minutes to midnight’ say scientists in letter to UN chief Ban Ki-moon