Oil giant teams up with Silverstream Technologies to develop friction-reducing bubble system capable of cutting shipping fuel use by up to 10 per cent

Around 40 per cent of local authorities have at least one electric vehicle in their fleet, with Dundee leading the way, research finds

Department of Energy says $1.7bn project would not meet September deadline for federal funds

Campaign group says Airports Commission has not gathered full range of evidence on the environmental implications of new UK runways

Major new report details how the world's most important emerging economies could be vulnerable to inter-locking sustainability risks

Russian capital to host penultimate ePrix in June ahead of season finale in London

President outlines plans for $4bn carbon cutting fund for states and seven per cent increase in clean energy spending

'No regrets' negative emission technologies could allow 11 per cent more emissions by 2050, says new study, but bulk of fossil fuel reserves would still have to stay in ground

Charging points open at supermakets in Winchester, Exeter and Bristol to take national network to 20

Latest Carbon Tracker Initiative study dismisses sector reports playing down risk to current business models