"Clean coal" system promises to separate CO2 from clean-burning gas and sequester it back underground
Study argues that legislation designed to promote adoption of renewable energy will provide significant economic gains
Joint Co-operative Group-WWF report warns that even with the most optimistic projections for CCS development, exploiting tar sands for oil remains highly carbon intensive
Nation ranks as the world's ninth-largest polluter, with China reigning as No 1
Co-operative Group donates £53,000 to aid legal fight against tar sands developers
Former UK chief scientific adviser warns Copenhagen process is "faltering"
Norwegian government condemned by green groups after failing to block StatoilHydro's investment in a controversial Canadian tar sands project
Ministers proposing one of the world's largest "polluter pays" schemes
Canadian province on track to phase out coal-fired power plants by 2014, replacing them with a mix of nuclear, gas and renewables
Canadian government is criticised for abdicating responsibility in the region