Key Republican senator calls for "pause" to climate bill following Gulf of Mexico oil spill
Republican senator Lindsey Graham unlikely to be on board at unveiling of new legislation
Battle to save California's world-leading climate change legislation is heating up with Governor Schwarzenegger vowing to "push back" against oil industry lobbyists
Sources tell Reuters that Italian energy giant could shelve €4bn green IPO
Government willing to close down most energy intensive factories in order to meet efficiency goals
Swiss engineering firm creates smart grid powerhouse with planned acquisition of Ventyx
Trewin Restorick argues that environmental risks rather than peak oil fears should drive our shift away from the high carbon economy
Richard Evans, President of PepsiCo UK and Ireland, makes the case for green reforms to the UK's tax system
Arnold Schwarzenegger ends support for California oil expansion as political backlash against oil industry takes hold
Tax breaks to make it easier for renewable energy firms to fund exploration for viable geothermal sites