Emissions

Extending high-speed rail beyond Birmingham would increase emissions benefits fourfold, but savings dependent on a green energy system

Will Nichols reveals how the Swedish capital is awash with advanced green technologies that authorities hope will render it carbon neutral by 2050

Analysts predict Australian firms will save $2.5bn, as EU carbon price shows signs of recovery

Figures show almost half of the major car companies' fleets already have average emissions below the 2015 limit of 130g of CO2 per km

Latest figures show carbon output grew in 97 per cent of local authorities from 2009 to 2010

New figures reveal mild winter and switching from coal to gas resulted in eight per cent drop in first quarter emissions

Issuing staff with individual carbon reports saved £2m in 2011, according to innovative TravelWell programme

New cars and vans will be limited at 95g/km and 147g/km respectively under new proposals released today

Damning report from Climate Change Committee argues a fraction of UK emissions reductions are result of policy measures

Federal appeal court rules agency does have the right to limit greenhouse gas output from power plants and vehicles