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
As a "mutated fish" is reportedly found at a site downstream of one of Canada's controversial oil sands development, leading green groups walk away from project approval initiative
New report claims carbon intensive projects to extract oil from Canadian tar sands present unacceptable business risks
British Colombia introduces North America's first carbon tax
Giant $5.5bn project to add over two gigawatts of wind power to hydro capacity